Diamond Drill Bits

Application：For glass,ceramics, porcelain, ceramic, porcelain,tile, limestone, slate, marble, granite, stone, and fiberglass,etc.

Material：Superior diamond and steel body

Shape：Straight shank,taper shank and internal/external threaded shank.

Diameter：4~100mm

length：75~115mm

Features：High precision, sharp grinding , low noise, no tremor, no broken edge, high wear-resistance，high efficiency, long service life.

Custmized size is available.