A studio shot of the three Bosch HSS Turbo step drill bits from the set, shown at an angle.
A feature callout diagram of the 3-piece Bosch step drill bit set, highlighting the self-starting tip, double cutting power, spiral flute, and impact-rated shank.
A studio shot of the three Bosch step drill bits, shown in a row to compare their different sizes and step profiles.
A studio shot of the three Bosch step drill bits from the set, lined up in a row.
A close-up, abstract macro view of the dual spiral flutes and cutting edges of a Bosch HSS Turbo step drill bit.
A studio shot of the three Bosch HSS Turbo step drill bits from the set, shown at an angle.
An action shot of a worker using a Bosch cordless drill and a step drill bit to enlarge a hole in a metal electrical junction box.
A Bosch HSS Turbo step drill bit rests on a wooden workbench surrounded by metal shavings, with a construction site in the background.
A studio shot of the three Bosch HSS Turbo step drill bits from the set, shown at an angle.
A feature callout diagram of the 3-piece Bosch step drill bit set, highlighting the self-starting tip, double cutting power, spiral flute, and impact-rated shank.
A studio shot of the three Bosch step drill bits, shown in a row to compare their different sizes and step profiles.
A studio shot of the three Bosch step drill bits from the set, lined up in a row.
A close-up, abstract macro view of the dual spiral flutes and cutting edges of a Bosch HSS Turbo step drill bit.
A studio shot of the three Bosch HSS Turbo step drill bits from the set, shown at an angle.
An action shot of a worker using a Bosch cordless drill and a step drill bit to enlarge a hole in a metal electrical junction box.
A Bosch HSS Turbo step drill bit rests on a wooden workbench surrounded by metal shavings, with a construction site in the background.
BOSCH

Bosch IMSDC003 3-Piece Impact Tough Turbo Step Drill Bit Set High Speed Steel Hex Shank Multi-Hole Cutter for Metal Plastic Wood 2X Fast Drills

In stock
SKU: IMSDC003
$76.50 USD
$76.99 USD Sale $76.50 USD

Description

Bosch Promtional Logo Logout

Revolutionize Your Metal Drilling: Bosch Impact Tough™ Turbo Step Drill Bit Professional Set

The Bosch IMSDC003 3-Piece Turbo Step Drill Bit Set is the definitive solution for high-speed, precision hole cutting in industrial environments. Engineered with Bosch’s exclusive Impact Tough™ hex shanks, these bits are specifically optimized for use in high-torque impact drivers while remaining fully compatible with standard drill/drivers. Featuring an advanced CNC-ground design, these bits deliver an incredible 2X faster cutting speed through the toughest materials. Whether you are an electrician creating knockouts, a plumber installing faucets, or an HVAC technician running conduit through ductwork, the two optimized cutting edges ensure surgical precision and premium hole quality in every step. These Swiss-engineered bits provide an unmatched 2X longer life by utilizing superior heat management and sharp cutting geometry to prevent the dulling common in standard high-carbon bits.

Productivity is maximized with the Bosch Turbo series, delivering up to 2X more holes per battery charge, making it the perfect companion for cordless jobsites. The balanced double-flute construction is a critical feature, effectively eliminating the chatter and vibration that can lead to bit wandering or material marring. Capable of slicing through sheet metal, stainless steel, copper, and cast iron up to 1/8-inch thick, these bits are also ideal for abrasive materials like vinyl siding, PVC, and plasterboard. This comprehensive 3-piece set replaces nearly 20 individual drill bits, streamlining your tool bag and ensuring you always have the right diameter for the job. Invest in the industrial-grade performance of Bosch to achieve clean, burr-free holes with half the effort and double the durability.

Key Features

  • Impact Tough™ Hex Shank: Specifically designed to handle the high torque of impact drivers while ensuring a secure, non-slip fit.
  • 2X Cutting Edges: Features a dual-cutter design for 2X faster penetration and significantly increased drilling speeds in both high and low modes.
  • Cordless Optimization: Engineered to reduce friction and maximize efficiency, providing up to 2X more holes per battery charge.
  • Balanced Double Flute: Eliminates vibration and chatter for smooth drilling and clinical precision across multiple diameters.
  • Premium Heat Management: Advanced HSS construction and ground edges maintain bit sharpness and integrity during high-heat operation.
  • Burr-Free Hole Quality: Delivers professional-grade, clean edges in metal and plastic, eliminating the need for secondary deburring.

What's Included

  • (1) 1/8" - 1/2" Impact Tough™ Turbo Step Drill Bit
  • (1) 3/16" - 1/2" Impact Tough™ Turbo Step Drill Bit
  • (1) 3/16" - 7/8" Impact Tough™ Turbo Step Drill Bit

Specifications

Brand Bosch
Model Number IMSDC003
Bit Material High Speed Steel (HSS)
Shank Type 1/4-in. Hex Impact Tough™
Piece Count 3-Piece Set
Max Material Thickness 0.125 in (1/8")
Flute Type Balanced Double Flute
Tool Compatibility Impact Drivers & Drill/Drivers
Country of Origin Switzerland
Total Weight 0.29 lbs
Primary Applications Electrical, HVAC, Plumbing
UPC 000346640540

Pro-Tip: To significantly extend the life of your Turbo Step bits when drilling into hard metals like stainless steel, always use a slow RPM and apply consistent, firm pressure. For maximum bit longevity, use a specialized cutting lubricant to keep the dual cutting edges cool and prevent heat-related dulling.