1-11/16" X 2" nACo (Nano-Composite) Coated Blue Annular Cutter BoltsandNuts.com Internal Thread: 1/4"-28

Internal Thread: 1/4"-28

The protective black oxide coating is corrosion resistant and can't flake or chip off like other finishes

Size 23/64"

Part Number: 75C650HSBA325G/PT

1-11/16" X 2" nACo (Nano-Composite) Coated Blue Annular Cutter BoltsandNuts.com Internal Thread: 1/4"-28Product Description nACo Blue Coated Annular Cutters provides prolonged tool life compared to traditional HSS. Cuts difficult materials, including steel, cast iron, heated and stainless steels. m2 High Speed Steel. Cuts only necessary material for fast, efficient, quality hole making. 3 4" Weldon Shank fits most magnetic drill presses. Also called magnetic drills or mag drills. For use with magnetic drill press only. Do not use with a standard hand