Irwin 29/64 In. Black Oxide Drill Bit Reducers Porcelain Coated Lid & Firebox

Porcelain Coated Lid & Firebox For Durability

on-board bit holder

Drop-forged steel with a plated finish

provides a strong initial tack & fast set to reduce clamp time

and use stainless steel bolts and nuts making them corrosion resistant

Irwin 29/64 In. Black Oxide Drill Bit Reducers Porcelain Coated Lid & FireboxGeneral purpose bit for drilling through metal, wood, fiberglass, stainless steel. Constructed of M 2 high speed steel for the best combination of strength, heat resistance, and wear resistance. Black oxide coating resists corrosion. 135 degree split point drills on contact and prevents walking. Tapered web eliminates bit spinning in the chuck.