Champion Cutting Tool 129CO 705C Cobalt General Purpose Gold Oxide Drill Set 29-Piece

Sizes: 1/16 - 1/2 By 64ths (29 Sizes) Shank: Straight 135° Split Point Cobalt High Speed Steel Gold Oxide Finish Recommended For Drilling High Tensile Materials Such As High-Strength Alloy Steels Stainless Steel Titanium Manganese Steel Armor Plate And Inconel Cobalt Bits Can Maintain Their Cutting Ability At High Temperatures And Are Extremely Resistant Comes With Metal Case