Titanium Plated Triangle Shank Step Drill Bit 4-42mm for Hole Punching and Expanding

This step drill bit is designed for precision and durability, featuring a titanium-plated coating that ensures exceptional hardness and resistance to wear. It is equipped with a triangle shank for a secure grip, minimizing slippage during use. The drill bit allows for hole punching and expansion, offering sizes from 4mm to 42mm, making it versatile for a variety of materials and applications. Ideal for both professional and DIY projects, it ensures clean and efficient drilling through metals, plastics, and other materials. Material: Titanium Plated Manufacture country: China Instructions included: No