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Meccion M35 High Speed Steel Drill Bits
This Cobalt jobber drill bits are engineered and given the capacity to cut through most types of metal, including alloy steel, stainless steel and cast iron and even hard plastics and woods.
These hardened drill bits are designed and made of cobalt, which makes them strong and give them the ability to withstand long life.
Product Features:
- 135 Degree Split Point
- Made of 5% cobalt HSS .
- Hardness up to HRC66-67
- Fully ground process and web helix design
- Fast drilling and chip removal
- Create clean and precise holes
- Working on most hard material
- Straight round shank with better concentricity
Attention Tips:
1. You need to control the RPM when drilling.
2. Do not hit the drill bit, otherwise it will be break.
3. Fixed well to avoid the drill bit breaking due to vibration.
4. If the chip remove is abnormal, please stop drilling immediately and continue after remove.
5. When drilling for a long time, please use oil for cooling to prolong the service life.
6. The drill bit is a consumable item, and it will not be sharp enough with prolonged use, and it can be continue to used by sharping.