Set of 3 pcs Step Drill Bits, Conical Step Drill Bits, Steel Scale, HSS 4-12/4-20/4-32..

General Description

HSS steel step drill bits are designed to deliver optimal drilling performance. Made from high-speed steel and coated with titanium nitride, they reduce friction heat, ensuring increased durability. This set includes three drill bits of different sizes, suitable for drilling holes from 4 mm to 32 mm in diameter, making them ideal for various materials such as thin steel, wood, plastic, and aluminum. Technical Specifications Material: HSS Steel + Titanium Coated Type: Drill Press Quantity: 3 pieces Color: Gold Jaw Sizes: 4-12 mm, 4-20 mm, 4-32 mm Recommended Speed: 250-400 RPM/min Compatibility and Accessories Suitable for drilling in materials such as thin steel, wood, plastic, aluminum, PVC, and fiberglass. Installation Use with a drill press or drill stand. Ideal for precision drilling and enlarging holes in various materials. Recommendation: Wear safety glasses when drilling. Cool with water during operation to prolong the drill bit's life. Other information: The double-flute, split-point design prevents slippage and allows for faster, smoother drilling. 100% satisfaction guaranteed.