3/8" Diam, 5/16" Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore MPN:MIT-435-5

3/8in Diam, 5/16in Shank, Diam, 4 Flutes, Straight Shank, Interchangeable Pilot Counterbore is an indispensable tool among industrial professionals, engineers and machinists for enabling precise countersinking or drilling operations on various materials such as aluminum, stainless steel, mild steel and other challenging surfaces without causing splintering or damage to the surrounding material. This robust twist drill bit with 4 flutes enhances faster drilling speed while preventing dust accumulation ensuring an efficient and precise cut at all times. The straight shank coupled with interchangeable pilot system provides greater adaptability between tools thus reducing downtime enabling users to transition seamlessly from one job to another making it popular among aerospace engineering, automotive repair, hobbyists, maintenance teams or any professional in need of efficient drilling and countersinking operations.