High Speed Steel Drill 1/2" Milling Shank 4241 HSS Blacksmiths Twist Bit 19mm
- Surface treatment of smooth makes it durable, withstand heavy duty operation for long service life.
- The straight shank layout of these twist drills is more suitable for many electric drills.
- Products can be mounted on bench drill, drilling and general hand drill, suitable for processing template, wood, plastics, foam and so on
- High-speed steel, high hardness, no rust, corrosion-resistant
- Longer life and durability
