Specification:
Chamfering range :2mm-5mm,5mm-10mm,10mm-15mm,15mm-20mm
Shank diameter: 6mm,8mm,10mm,12mm
Head Diameter:14mm
Overall Length:45mm,47mm,65mm,86mm
Angle: 90 degrees
Surface treatment: Plated cobalt coating, wear resistance and oxidation resistance increased by 5%

Package included:
1x 2-5mm countersink and deburring drill bits
1x 5-10mm countersink and deburring drill bits
1x 10-15mm countersink and deburring drill bits
1x 15-20mm countersink and deburring drill bits

• 90 degree chamfer, CNC CNC, CBN grinding wheel
• Higher accuracy sharper achieve drilling burr
• Internal chip removal: To eliminate the phenomenon of flying metal shavings
• Double top grinding, ensure that the tool concentricity
• Plated cobalt coating, a substantial increase in the wear resistance and oxidation resistance

90 degree chamfer, CNC CNC, CBN grinding wheelQST EXPRESS