Water drilling of decoration materials: ceramic, sandstone, earthenware, composite, marble, granite
"Diamond spline-head drill bit
Only water, horizontal or vertical drilling
Fully diamond head through electrolytic plating
Fitted with a 6 mm round or hexagonal rod to be fitted on a portable drilling machine
High cutting speed and excellent finishing of decoration materials: ceramic, sandstone, earthenware, glass, composite, marble, granite
Only water drilling
Discharge holes of the sprue