DRILLCO 29 Piece Cobalt Jobbers Length Drill Set, 1/16″ to 1/2″ by 64ths Size Range – 500A15

• Heavy duty construction made to type J aircraft specifications
• High red hardness of cobalt permits speeds 30% greater than high speed steel drills.
• Holemaking
• Straight shank.
• Finish Coating: Bronze
• Drill Point Angle: 135
• Right Hand
• Flute Shape: Standard Spiral, Helical Flute
• Metal index.
• Workpiece Material: Hard tough materials such as stainless steel, titanium high temperature high strength alloys
• Workpiece Material Range: Steel, Stainless Steel, High-Temp Exotic Alloys, Non-Ferrous, Cast Iron, Plastics
• Country of Origin: U.S.A.