YHA 9 7/8-637G
Customized
API
Tungsten Carbide
Well Drilling
250.9mm
6-3-7
-Conical Inserts-Spherical Inserts-Flat Inserts
Rubber Sealed Journal Bearing
6 5/8 API Reg
80~40 Rpm
0.50~1.2kn/mm
YINHAI
Ply Wooden Box/Cartons
61kg
Cangzhou City, Hebei Province, China
8207199000
