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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Recommended cutting parameters (300r)
Designed for high-hardness
the centering drill has a very thin chisel edge
Spot Hole Chamfering/ Completed in one Step
1mm smaller than the side of the hexagon
BB Spot Drill Bit CNC Hole Making Tool NC 60 90 120 Degree Short Drill 1mm-20mm Hard Steel Aluminum Coating BL2060 BC2055 Hole Diameter:10mm Recommended cutting parameters (300r)BB Spot Drill BL2060 BL2060 For iron, steel BC2055 For aluminum ,nonferrous metals Spot Hole Chamfering Completed in one Step Precision machine grinding, large core diameter design enhances rigidity and shock resistance, less likely to chip, smooth cutting, improves milling efficiency Center Drilling Hole + Chamfering Drilling Multiple Specifications and Materials Available BL2060 For iron, steel,Etc BC2055 For aluminum ,nonferrous metals,Etc For More
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