Product Information
- High speed steel construction provides ultimate durability, the cutting edge is hardened and honed for sharpness, chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean.
- 1. Straight round shank.
- 2. M35 high speed steel with cobalt, super hard.
- 3. Smooth surface to reduce friction, sharp blade for fast drilling hole.
- 4. Wear-resistant with long service time.