2-1/16" X 3" nACo (Nano-Composite) Coated Blue Annular Cutter Shopify Collective The keys are made from

The keys are made from 6150 that's heat-treated to 44-50 HRC and coated with a highly corrosion-resistant manganese phosphate finish

The set includes a range of ball-end hex L-keys

Part Number: 100C600HSBA325PL/PT

Part Number DMS04-8048

Part Number DWDDL12X7/64

2-1/16" X 3" nACo (Nano-Composite) Coated Blue Annular Cutter Shopify Collective The keys are made fromProduct 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