Drilling bits for oil and gas industry

Roller cone bits

Grand

This product range only contains serial products, in case it does not contain the product you need, please submit a request for its manufacturing.

Bit 444,5 (17 1/2) GRD111
Product line
Grand
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
111
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 490,0 (19 19/64) GRD111
Product line
Grand
Diameter (mm)
490,0
Diameter (dm)
19 19/64
IADC
111
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 490,0 (19 19/64) GRD213
Product line
Grand
Diameter (mm)
490,0
Diameter (dm)
19 19/64
IADC
213
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM

Volgaburmash and Uralburmash are Russia’s largest companies producing rock-cutting tools