Product Information
- *1/8" to 1/2" 1/4" Hex Shank High Speed Steel HSS 13 Steps Drill Bit Hole Cutter
- *Applied for work-pieces with hardness below 25 degree such as carbon steel plate, thin iron plate, insulating plate, wooden board
- *Can be used for chip removing, chamfering, punching round hole
- *Can punch hole perfectly, weak shaking, durable and practical
- *Fits for installing in pistol drill or bench drill

















