4" Cobalt Pilot Drill Bit
- Cuts hardened metals, cast iron, and stainless steel.
- Fits with Snap-Lock Plus™ mandrel system allowing a quick and easy change with no down time.
- Elevated performance in high heat applications.
System includes: (1) 3/8” Hex Shank Mandril, (1) 1/2” Adaptor Nut, and (1) 5/8” Adaptor Nut 60mm (2-3/8 in) cutting depth for deeper holes in ...View full details