3Pcs Set Titanium Nitride HSS Steel Coated Step Drill Bits Quick Shank Hole

This 3 piece titanium nitride coated high speed Steel drill bit set allows precision drilling of 28 different size holes.The step drill bits feature a double fluted design for optimum speed and accuracy. Made from M42 high speed steel with a titanium coating for reduced friction and heat. 1. Heat Treated and Highly Polished. 2. Titanium nitride coating for cooler running. 3. Three sided shank on these step drills prevents slipping in the chuck. 4. Each Step drill has 2 flutes to give a faster, smoother cut and the tapered face of the next cutter automatically deburrs the finished hole. 5. Made from M42 high speed steel with a titanium coating for reduced friction and heat. Specification: Condition: 100% New Item Type: Step Drill Bits Package Weight: Approx.247g Package List: 3 x Step Drill Bits