Diamond grinding cup super grinding pin

Grinding Cup/ Grinding Pin/ Copad de afilado

We supplies you 4 kinds of grinding cup for your various need

Our grinding cups (pins) have been developed using superior technology, giving ultimate life and factory profile when used on any type of button bit grinder.

Extensive R&D and testing was carried out to develop the grinding cup that gives optimum performance on all button bit grinding machines.

Our grinding cups are able to regrind the tungsten carbide buttons and the steel body simultaneously to near factory profile.

Grinding Cup



For button grinding


For steel removing

7-8, 9-10, 11-12, 13-14, 15-16, 17-18, 19-20

For button shape

Domed/Round Button, Parabolic/Semi-Ballistic, Ballistic Button


Contact Us


Phone: 86-18186993613

Tel: 86-18186993613

Company: Hubei Superdrill Equipment Co.,Ltd

Add: Building 3, Rainbow road,No.188 ; wuhan ;Hubei province