FOCSTOL Countersink Drill Bit Set - Titanium Countersink Chamfer Deburring Tool Set with Round Shank for Stainless Steel Copper Aluminum Wood Plastic 6pcs (6.3/8.3/10.4/12.4/16.5/20.5mm)

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  • Package Include-----Total 6pcs set diameter 6.3 8.3 10.4 12.4 16.5 20.5mm; total length 45 50 50 56 60 63mm; blade length 6 8 9 10 13 17mm; round shank
  • Application-----Drilling (countersinking) and chamfering of surfaces of stainless steel (1MM thickness and below), copper, aluminum and other metals, wood and plastics (slower drilling speed is recommended for stainless steel). Continuous cutting is recommended to use cutting oil or water cooling can greatly extend the service life
  • Three-edged Design and High Quality Material-----Fast chip removal and heat dissipation. M2 high speed steel material, high hardness, high sharpness, high wear resistance, extended service life. Titanium plated surface, anti-corrosion
  • Recommended Machine-----Corded Drill, Cordless Drill, Benchtop Drill. It is recommended to reduce the drilling speed when drilling stainless steel

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