회사 개요

Hejian Deris Petroleum Drilling Equipment Co., Ltd.

13YRSHejian Deris Petroleum Drilling Equipment Co., Ltd.

Journal Alloy

Rough journal , lathe Arm-back , Journal Alloy

Shirttail hardfacing

Shirttail hardfacing ,Grease Channel & lock ball hole , finish turning

Assemble Cones & Arm

Welding the cones

Welding 3 pcs cones together . Finished the tricone bit

Cones produce

Drilling hole and install the tungsten carbide teeth

이름	아니요	수량	검증됨

검증됨

공장 규모	10,000-30,000 square meters
공장 국가/지역	Hejian City Junziguan Industrial Park,
생산 라인 수	3
계약 제조	OEM Service Offered, Design Service Offered, Buyer Label Offered
연간 출력 값	US$5 Million - US$10 Million

Ensure every size accurate

Measure every size after machining , Ensure the cones inner and out diameter and legs size accurate. Make all of clients can drilling accurate hole.