M35 Cobalt Step Drill Bit

Product details of HSS-Co M35 Cobalt Step Drill Bit Triangle Shank 

• 1. CNC CNC, CBN grinding wheel.
• 2. 118° X Bit Design, you can drill from any angle, no slipping.
• 3. New notch design, great chip removal, small resistance, geat heat dissipation.
• 4. Higher accuracy sharper achieve drilling burr.
• 5. Plated cobalt coating, a substantial increase in the wear resistance and oxidation resistance.
• 6. Triangle shank make more stable clamping.
• 7. Ideal for cutting through metal, wood and plastic quickly and easily.
• 8. Available in 3 sizes.

 Sizes Specification:

 - 4 - 12mm ( 5-Steps)

 - 4 - 20mm ( 9-Steps) 

 - 4 - 32mm ( 15-steps)