Grinding cups shank 8mm 9mm Button Bit Grinder For Ballstic And Domed Button

Product specifications: 

SOLLROC always provide high quality and durable products to customers.

Our products as following:

DTH hammers and bits range:
3" DTH hammer shanks : DHD 3.5, COP 34, COP 32, Mission 30, BR 3, Mach 303; bits (90mm - 105mm)
4" DTH hammer shanks: DHD 340/COP 44, COP 42, QL 40, SD 4, Mission 40; bits (105mm- 130mm)
5" DTH hammer shanks: DHD 350/COP 54, COP 52, QL 50, SD 5, Mission 50; bits (130mm- 165mm)
6" DTH hammer shanks: DHD 360/ COP 64, COP 62, QL 60, SD 6, Mission 60; bits (152mm- 203mm)
8" DTH hammer shanks: DHD380, QL 80, SD 8, Mission 80; bits (200mm- 305mm)
10"DTH hammer shanks: SD10,Numa100; bits(254mm-330mm)
12"DTH hammer shanks: DHD1120,SD12,Numa120,Numa125; bits(305mm-600mm)
DTH opener bits: 4"-10" from 82/165mm to 445/660mm

RC hammer and bits:
1). 4'' RC hammers and bits: RE004/RE004R; RE542
2). 5'' RC hammers and bits:RE543,RE545,RE547;PR40,PR52,PR54; MX5456
3). 6'' RC hammers and bits: RC62/RC62R;
4). 8'' RC hammers and bits: RC82/RC82R;
5). 10'' RC hammers and bits: RC100/RC100R.
Connection thread specifaction:
1). Remet series: 3 1/2'',4'' ,4 1/2'' ;
2). Metzke series: 3 1/2", 4'', 4 1/2'' ;

DTH drill rod:
Diameter: 76mm, 89mm, 102mm, 114mm, 127mm, 140mm, 152mm
Thread: API 2 3/8"reg, API 3 1/2" reg, API 4 1/2" reg
Length: 1m, 2m, 3m, 4m, 5m, 6m.