Straight Shank Countersink Bit

It’s suitable for chamfering the inner wall of the glass after drilling and it could improve the grinding effect of the hole edge to reduce the breakage rate of the glass during tempering.

Glory Diamond Tools offers the countersink bits with high quality and long service life. Besides, the countersin bits supplied by Glory Diamond Tools have the characteristics of high sharpness and no chipping. We are trying to keep our stable quality for every customer.