10pcs 2.5mm Dia Split Point HSS Cobalt Metric Twist Drill Bit Drilling Tool
Description:
- This product is made of high speed steel and cobalt material.
- After using full grinding process, it has stronger cutting ability and longer service life.
- Suitable for processing non-ferrous metals (such as copper and aluminum), non metallic and ferrous metals (such as iron, steel and stainless steel).
- Straight shank works in both keyed and key-less drill chucks.
The advantages of full grinding drill bit:
- High geometric precision, strong cutting ability.
- Smooth surface finish, long service life.
- Wider using range (rough processing, finishing, semi finishing), and comes with edge clear function, make processing products have better surface finish.