Studio view of the six-piece Bulldog bit set arranged diagonally, featuring four SDS-plus rotary hammer drill bits of increasing length and two chisels, one pointed and one flat.
Infographic diagram of a single Bulldog drill bit detailing features such as the centering tip, 4-cutter head design, carbide tip, and four-flute design for dust removal.
Graphic titled Best For displaying material icons for Masonry, Brick, Block, Concrete, and Concrete with rebar to indicate suitable applications.
Action shot of a worker drilling into a wall with a text overlay stating Up To 2X Life compared to standard 2-cutter concrete drill bits.
Action shot of a construction worker using a Bosch Bulldog rotary hammer with a dust extraction attachment to drill vertically into a concrete slab.
Studio view of the six-piece Bulldog bit set arranged diagonally, featuring four SDS-plus rotary hammer drill bits of increasing length and two chisels, one pointed and one flat.
Infographic diagram of a single Bulldog drill bit detailing features such as the centering tip, 4-cutter head design, carbide tip, and four-flute design for dust removal.
Graphic titled Best For displaying material icons for Masonry, Brick, Block, Concrete, and Concrete with rebar to indicate suitable applications.
Action shot of a worker drilling into a wall with a text overlay stating Up To 2X Life compared to standard 2-cutter concrete drill bits.
Action shot of a construction worker using a Bosch Bulldog rotary hammer with a dust extraction attachment to drill vertically into a concrete slab.
BOSCH

Bosch Bulldog SDS-plus Rotary Hammer Bit Set 6 Piece Carbide Tipped 4 Cutter Masonry Concrete Drilling and Chisel Kit

In stock
SKU: HC4ST006
$38.79 USD

Description

Power Through Reinforced Concrete with Precision and Speed

The Bosch Bulldog 6-Piece SDS-plus Masonry Drill Bit Set is engineered for the professional who needs uncompromising performance in concrete and masonry. Featuring a rugged high-carbon steel body and a solid carbide tip, these bits are designed to withstand the high-impact forces of rotary hammers. The advanced four-cutter head design provides four cutting edges, ensuring the bit doesn't jam when hitting rebar—a common frustration with standard two-cutter bits. This design delivers up to 2X longer life in concrete with rebar, making it an essential kit for electricians, plumbers, and general contractors.

Accuracy and efficiency are built into every aspect of this set. Each bit features a centering tip that allows for precise spot drilling, ensuring your anchors are placed exactly where they need to be. The optimized four-flute design efficiently pulls dust away from the hole, reducing heat buildup and increasing drilling speed. In addition to four essential drill bit sizes, this versatile set includes both a flat chisel and a point chisel, equipping you for light chipping and demolition tasks right out of the package. Whether drilling into brick, stone, or reinforced concrete, the Bosch Bulldog set delivers reliable, heavy-duty results.

Key Features

  • 4-Cutter Head: Solid carbide head provides four cutting edges to prevent jamming when hitting rebar.
  • Extended Life: Delivers up to 2X life in concrete with rebar compared to standard two-cutter bits.
  • Precision Starts: Centering tip ensures accurate hole placement for anchoring applications.
  • Fast Dust Removal: Four-flute design effectively clears debris to speed up drilling and reduce wear.
  • Wear Mark Indicator: Visual indicator ensures the bit diameter is still within tolerance for setting anchors.
  • Versatile Kit: Includes four drilling sizes plus a flat chisel and point chisel for chipping applications.
  • Bosch Quality: Manufactured with high-quality materials promoting durability in tough environments.

What's Included

  • (1) 5/32" x 4" x 6" SDS-plus Bit
  • (1) 3/16" x 4" x 6" SDS-plus Bit
  • (1) 1/4" x 4" x 6" SDS-plus Bit
  • (1) 3/8" x 4" x 6" SDS-plus Bit
  • (1) Flat Chisel
  • (1) Point Chisel

Specifications

Brand Bosch
Series Bulldog
Shank Type SDS-plus
Body Material High-Carbon Steel
Tip Material Carbide
Head Design 4-Cutter
Primary Application Concrete, Brick, Stone, Masonry
Package Quantity 6 Pieces
Tool Compatibility Rotary Hammer (SDS-plus chuck)
Rebar Compatible Yes (Drill Bits)
Pro-Tip: Always check the "wear mark" on the flute of the bit before drilling holes for critical mechanical anchors. If the wear mark is no longer visible, the bit diameter has worn down and may not drill a hole tight enough to hold the anchor to its full load rating.