This is a close-up, eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned diagonally with the drill end facing the upper left corner and the shank facing the lower right. The drill bit has a silver metallic appearance, with a fluted spiral along the drilling end and a smooth, cylindrical shank that broadens slightly before tapering to the SDS-Plus fitting.
This is an eye-level shot of a specialized drill bit, positioned diagonally from the upper left to the lower right. The drill bit is silver-grey and features a distinctive series of wide, undulating spirals along its length, leading to a narrower, smooth shank with a flat, squared end.
A high-performance Bosch SDS Plus Bulldog Tough rotary hammer drill bit positioned diagonally on a clean white background, detailing its heavy-duty universal quick-change slotted SDS-plus structural masonry shank with an engraved certification stamp, an optimized four-flute spiral core for rapid concrete dust extraction, and an industrial-grade four-cutter carbide tip engineered for precision anchor hole boring and structural rebar penetration.
This is a close-up, eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned diagonally with the drill end facing the upper left corner and the shank facing the lower right. The drill bit has a silver metallic appearance, with a fluted spiral along the drilling end and a smooth, cylindrical shank that broadens slightly before tapering to the SDS-Plus fitting.
This is a full-length, eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned vertically with the drill end facing upwards and the shank facing downwards. The drill bit has a silver metallic appearance, featuring a long, fluted spiral along the drilling end and a smooth, cylindrical shank that broadens slightly before tapering to the SDS-Plus fitting.
This is a full-length, eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned vertically with the drill end facing upwards and the shank facing downwards. The drill bit has a silver-grey metallic finish, with a long, tightly spiraled flute along the drilling end and a robust, cylindrical shank featuring a hexagonal collar above the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, gentle spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is a close-up, eye-level shot of the SDS-Plus shank and a portion of the drilling end of a rotary hammer drill bit, positioned vertically. The drill bit is silver-grey and metallic, with clear text visible on the shank, and a tightly spiraled flute on the visible drilling section that ends in a copper-colored tip.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, gentle spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, gentle spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, gentle spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, gentle spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is a close-up, eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned diagonally with the drill end facing the upper left corner and the shank facing the lower right. The drill bit has a silver metallic appearance, with a fluted spiral along the drilling end and a smooth, cylindrical shank that broadens slightly before tapering to the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, gentle spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a specialized drill bit, positioned diagonally from the upper left to the lower right. The drill bit is silver-grey and features a distinctive series of wide, undulating spirals along its length, leading to a narrower, smooth shank with a flat, squared end.
This is a close-up, eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned diagonally with the drill end facing the upper left corner and the shank facing the lower right. The drill bit has a silver metallic appearance, with a fluted spiral along the drilling end and a smooth, cylindrical shank that broadens slightly before tapering to the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, gentle spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, gentle spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a very long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along almost its entire length, terminating in a smooth, wider shank with the SDS-Plus fitting.
This is an eye-level shot of a very long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along almost its entire length, terminating in a smooth, wider shank with the SDS-Plus fitting.
This is an eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance with a prominent, tightly spiraled flute along its drilling end and a smooth, wider shank that includes visible text markings and the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along most of its length, terminating in a smooth, wider shank with the SDS-Plus fitting.
This is an eye-level shot of a very long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along almost its entire length, terminating in a smooth, wider shank with the SDS-Plus fitting.
This is an eye-level shot of an exceptionally long and slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a uniform silver metallic appearance with a continuous, tightly wound spiral flute running along nearly its entire length, ending in a slightly wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a very long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along almost its entire length, terminating in a smooth, wider shank with the SDS-Plus fitting.
This is an eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance with a prominent, tightly spiraled flute along its drilling end and a smooth, wider shank that includes visible text markings and the SDS-Plus fitting.
This is an eye-level shot of a very long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along almost its entire length, terminating in a smooth, wider shank with the SDS-Plus fitting.
This is an eye-level shot of an exceptionally long and slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a uniform silver metallic appearance with a continuous, tightly wound spiral flute running along nearly its entire length, ending in a slightly wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of an exceptionally long and slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a uniform silver metallic appearance with a continuous, tightly wound spiral flute running along nearly its entire length, ending in a slightly wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of an exceptionally long and slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a uniform silver metallic appearance with a continuous, tightly wound spiral flute running along nearly its entire length, ending in a slightly wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a single Bosch SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a prominently spiraled flute along its drilling end and a smooth, wider shank that includes visible "BOSCH" text and the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along most of its length, terminating in a smooth, wider shank with the SDS-Plus fitting and some illegible markings.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along most of its length, terminating in a smooth, wider shank with the SDS-Plus fitting and some faint markings.
This is an eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance with a prominent, tightly spiraled flute along its drilling end and a smooth, wider shank that includes visible text markings and the SDS-Plus fitting.
This is an eye-level shot of a single Bosch SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a prominently spiraled flute along its drilling end and a smooth, wider shank that includes visible "BOSCH" text and the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along most of its length, terminating in a smooth, wider shank with the SDS-Plus fitting and some faint markings.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance, with a continuous, tightly wound spiral flute running along most of its length, terminating in a smooth, wider shank with the SDS-Plus fitting and some faint markings.
This is an eye-level shot of an exceptionally long and slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a uniform silver metallic appearance with a continuous, tightly wound spiral flute running along nearly its entire length, ending in a slightly wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of an exceptionally long and slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a uniform silver metallic appearance with a continuous, tightly wound spiral flute running along nearly its entire length, ending in a slightly wider, smooth shank with the SDS-Plus fitting.
This is an eye-level shot of a single SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance with a prominent, tightly spiraled flute along its drilling end and a smooth, wider shank that includes visible text markings and the SDS-Plus fitting.
This is an eye-level shot of a long, slender SDS-Plus rotary hammer drill bit, positioned diagonally from the upper left to the lower right. The drill bit has a silver metallic appearance with a continuous, tightly wound spiral flute running along most of its length, terminating in a wider, smooth shank with the SDS-Plus fitting.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
This is a close-up, eye-level shot of a long, metallic drill bit, angled slightly with the tip pointing towards the upper left. The bit has a spiral flute running along its shaft and a specialized shank designed to fit into a rotary hammer drill.
A high-performance Bosch SDS Plus Bulldog Tough rotary hammer drill bit positioned diagonally on a clean white background, detailing its heavy-duty universal quick-change slotted SDS-plus structural masonry shank with an engraved certification stamp, an optimized four-flute spiral core for rapid concrete dust extraction, and an industrial-grade four-cutter carbide tip engineered for precision anchor hole boring and structural rebar penetration.
BOSCH

Bosch SDS Plus Bulldog Tough Rotary Hammer Drill Bit Four Cutter Carbide Tip Concrete Rebar Masonry Precision Anchor Hole Heavy Duty Boring Tool

In stock
SKU: HC4C2000
$6.00 USD

Size (Diameter x Length) Inches
Description

Bosch Promtional Logo Logout

Plow Through Hidden Structural Rebar and Hard Poured Concrete Without Catching Jamming or Snapping Your Drill Bits

Keep your commercial anchoring layouts tracking at maximum productivity and eliminate frustrating project bottlenecks with the professional-grade Bosch SDS-Plus Bulldog Tough Rotary Hammer Drill Bit. Engineered specifically for commercial electrical contractors, industrial concrete forming crews, structural renovation teams, and HVAC technicians, this heavy-duty bit sets the gold standard for high-impact masonry boring. Standard dual-edge masonry bits quickly dull when subjected to high-friction stone aggregates and catastrophically fracture the exact second they strike dense steel reinforcement cages hidden inside foundation walls. This next-generation solution alters your workflow entirely by introducing an advanced solid carbide crown that glides smoothly past structural obstructions, keeping your impact tools plunging consistently under brutal workloads.

Forged from premium, in-house formulated Bosch carbide, this commercial-grade bit features a specialized four-cutter head configuration that supplies four distinct cutting contact paths simultaneously. This multi-angle geometry actively shatters steel rebar from any point of contact, preventing your rotary hammer drill from seizing up or twisting aggressively in your hands. An integrated anti-skating precision centering tip bites immediately into tough concrete skins, eliminating problematic bit walking to guarantee code-compliant mechanical anchor placements. Backed by a high-capacity four-flute spiral extraction core that swiftly exhausts fine pulverized stone dust and silica sand out of the active channel, this cool-running tool minimizes thermal fatigue while accelerating drilling velocities. Complete with a universal slotted shank for zero-slip torque transfer in all standard SDS-Plus chuck systems, this industrial boring bit ensures absolute precision shift after shift.

Key Features

  • Premium Four-Cutter Carbide Face: Advanced cross-cutter layout provides four uniform points of contact to pulverize embedded rebar without binding or shattering.
  • Double the Structural Lifespan: Delivers an exceptional 2X longer service life under extreme composite aggregate conditions compared to generic two-cutter bits.
  • Anti-Walk Centering Point: Precision-ground starter guide tip ensures instant biting accuracy on slick vertical masonry faces to stop bit drift.
  • Rapid Four-Flute Spiral Ejection: High-volume deep flute pathways vacuum abrasive stone debris away from the cutting head to lower operating heat.
  • Exclusive Bosch-Made Carbide Matrix: Proprietary metallurgical formulation shields cutting tips against intense thermal friction and continuous shock.
  • Universal SDS-Plus Connection: Heavy-duty slotted quick-change shank guarantees full mechanical torque transfer inside standard rotary hammer chucks.

What's Included

  • (1) Bosch SDS-Plus Bulldog™ Tough Four-Cutter Rotary Hammer Drill Bit

Specifications

Specification Profile Details / Performance Value
Brand Name Bosch
Product Line Association Bulldog™ Tough Series
Shank Drive Interface SDS-Plus Slotted Universal Quick-Change Standard
Head Cutter Configuration 4-Cutter Heavy Duty Core Breaker
Cutting Crown Material High-Density Forged Tungsten Carbide
Cutting Angle Metric 120 Degrees
Flute Configuration Style Spiral Continuous Dust Extraction Channels
Number of Flutes 4 Independent Deep Flutes
Starter Point Style Anti-Walk Center Point Geometry
Core Body Construction Heat-Treated High-Stress Forged Alloy Tool Steel
Primary Application Scope Reinforced Poured Concrete, Embedded Steel Rebar, Brick Face, Block, Stone, and Masonry
Industry Standards ANSI Compliant Anchoring Diameter Dimensions

Pro-Tip: When using a premium four-cutter carbide bit to drill anchor pathways, always avoid applying extreme down-pressure or leaning your full body weight into the rotary hammer handles. The advanced four-cutter face is optimized to chip masonry via the high percussion impact cycles of the tool itself. Over-pressing packs fine stone slurry behind the bit crown, generating immense thermal spikes that can bake the carbide tip and glaze the inside of your hole path, slowing down your plunge speed.