A set of 3 step drill bits made of high-speed steel-titanium alloy, with specifications of 4-12/20/32 mm and a 1/4 inch hexagonal shank.

Overview

High-speed steel and a titanium coating ensure exceptional durability and cutting edge for drilling plastic, aluminum, copper, and stainless steel. The double-edged design allows for faster, cleaner, and more precise cuts, while preventing scratches on the metal for added safety.

Technical Specifications

6.35 mm (1/4 inch) quick-change hex shank

Step Drill Bits: 15 pieces, 4-32 mm

Step Drill Bits: 9 pieces, 4-20 mm

Step Drill Bits: 5 pieces, 4-12 mm

Compatibility and Accessories

Easily mounts to power screwdrivers, electric drills, or bench drills.

Installation

Insert the hex shank into the appropriate tool and ensure a secure fit before drilling.

Applications

Ideal for drilling precise holes in various materials, including plastic, aluminum, copper, and stainless steel. Using a step drill bit allows you to drill holes of different sizes as needed.