Drilling bits for oil and gas industry

Roller cone bits

GrandPro

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 393,7 (15 1/2) GRDP115
Product line
GrandPro
Diameter (mm)
393,7
Diameter (dm)
15 1/2
IADC
115
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 393,7 (15 1/2) GRDP215
Product line
GrandPro
Diameter (mm)
393,7
Diameter (dm)
15 1/2
IADC
215
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 393,7 (15 1/2) GRDP235
Product line
GrandPro
Diameter (mm)
393,7
Diameter (dm)
15 1/2
IADC
235
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 393,7 (15 1/2) GRDP545
Product line
GrandPro
Diameter (mm)
393,7
Diameter (dm)
15 1/2
IADC
545X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 393,7 (15 1/2) GRDP625
Product line
GrandPro
Diameter (mm)
393,7
Diameter (dm)
15 1/2
IADC
625X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 406,4 (16) GRDP435
Product line
GrandPro
Diameter (mm)
406,4
Diameter (dm)
16
IADC
435X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 406,4 (16) GRDP535
Product line
GrandPro
Diameter (mm)
406,4
Diameter (dm)
16
IADC
535X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Sections complect 406,4 (16) GRDP625
Product line
GrandPro
Diameter (mm)
406,4
Diameter (dm)
16
IADC
625Y
Manufacture
VBM
Bit 406,4 (16) GRDP635
Product line
GrandPro
Diameter (mm)
406,4
Diameter (dm)
16
IADC
635Y
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit's section 444,5 (17 1/2) GRDP535
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
Manufacture
VBM
Bit 444,5 (17 1/2) GRDP117
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
117
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 444,5 (17 1/2) GRDP425
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
425X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 444,5 (17 1/2) GRDP437
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
437Z
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 444,5 (17 1/2) GRDP535
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
535X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 444,5 (17 1/2) GRDP537
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
537X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 444,5 (17 1/2) GRDP517
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
517X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Sections complect 444,5 (17 1/2) GRDP535
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
535X
Manufacture
VBM
Bit 444,5 (17 1/2) GRDP837
Product line
GrandPro
Diameter (mm)
444,5
Diameter (dm)
17 1/2
IADC
837Y
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 490,0 (19 19/64) GRDP115
Product line
GrandPro
Diameter (mm)
490,0
Diameter (dm)
19 19/64
IADC
115
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 490,0 (19 19/64) GRDP545
Product line
GrandPro
Diameter (mm)
490,0
Diameter (dm)
19 19/64
IADC
545Z
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Sections complect 490,0 (19 19/64) GRDP545
Product line
GrandPro
Diameter (mm)
490,0
Diameter (dm)
19 19/64
IADC
545X
Manufacture
VBM
Sections complect 508,0 (20) GRDP625
Product line
GrandPro
Diameter (mm)
508,0
Diameter (dm)
20
IADC
625Y
Manufacture
VBM
Bit 558,8 (22) GRDP535
Product line
GrandPro
Diameter (mm)
558,8
Diameter (dm)
22
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 660,4 (26) GRDP135
Product line
GrandPro
Diameter (mm)
660,4
Diameter (dm)
26
IADC
135
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 660,4 (26) GRDP115
Product line
GrandPro
Diameter (mm)
660,4
Diameter (dm)
26
IADC
115
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM
Bit 660,4 (26) GRDP515
Product line
GrandPro
Diameter (mm)
660,4
Diameter (dm)
26
IADC
515X
Connecting thread API
Pin 7 5/8 Reg
Manufacture
VBM

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