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junziguan industry zone,Cangzhou,Hebei,China China
Personne àcontacter Mr. Chai Jili
Nom de la société junziguan industry zone, Cangzhou, Hebei
My company specializes in drill bits, tricone bits, pdc bits bit size range from 3 7/8"to 26", cover most of IADC codes.
my company specializes in drill bits, tricone bits, pdc bits bit size range from 3 7/8"to 26", cover most of IADC codes.
it's a fast drilling rate and keep adequate sealing for bearing durability. Improved support and retention
my company specializes in drill bits, tricone bits, pdc bitsbit size range from 3 7/8"to 26", cover most of IADC codes.
my company specializes in drill bits, tricone bits, pdc bits bit size range from 3 7/8"to 26", cover most of IADC codes
The bits are used to drill low-compressive strength, soft forations. Long projection tooth lengths are used on high offset cones to provide the greate
This design provides a fast drilling rate and added cutting structure durability in medium to medium hard formations
it's a fast drilling rate and keep adequate sealing for bearing durability. Improved support and retention.
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