About This

Pilot drill bit for the WildBossy thin-metal cutting carbide hole cutter series
Stepped tip design to minimize impact on hole cutter teeth, protecting them from damage
Constructed from high-quality HSS material for extended lifespan in metal drilling
Shank size: 1/4 inch, length: 1-7/8 inch, high-grade nitrogen aluminization M2(6542) steel pilot drill bit
Application tips to prevent bit breakage: The pilot drill bit, made of high-speed steel, is excellent for stainless steel and metal drilling. It is hard but also brittle; ensure straight drilling without any sideways twisting or swinging.