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Products 15,083 Result
No-magnetic drill collar
Oct 25 2009
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
Drill collar
Oct 25 2009
Made of AISI4145H alloy steel, drill collar mainly used between the dill pipe and drill head and connected by conversion connector so that they can provide the pressure and weighting to dill head ,i…
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
Spiral dill collar
Oct 25 2009
Making of AISI 4145H alloy steel, this is a kind of dill collar which add three right out of spiral groove on the outer circle of ordinary drill collar when processing. The main effect is to reduce t…
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
No-magnetic drill collar
Oct 25 2009
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
Drill collar
Oct 25 2009
Made of AISI4145H alloy steel, drill collar mainly used between the dill pipe and drill head and connected by conversion connector so that they can provide the pressure and weighting to dill head ,i…
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
Spiral dill collar
Oct 25 2009
Making of AISI 4145H alloy steel, this is a kind of dill collar which add three right out of spiral groove on the outer circle of ordinary drill collar when processing. The main effect is to reduce t…
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
Drill collar
Oct 24 2009
Made of AISI4145H alloy steel, drill collar mainly used between the dill pipe and drill head and connected by conversion connector so that they can provide the pressure and weighting to dill head ,i…
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
Spiral dill collar
Oct 24 2009
Making of AISI 4145H alloy steel, this is a kind of dill collar which add three right out of spiral groove on the outer circle of ordinary drill collar when processing. The main effect is to reduce t…
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
No-magnetic drill collar
Oct 24 2009
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
No-magnetic drill collar
Oct 24 2009
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
Drill collar
Oct 24 2009
Made of AISI4145H alloy steel, drill collar mainly used between the dill pipe and drill head and connected by conversion connector so that they can provide the pressure and weighting to dill head ,i…
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member
Spiral dill collar
Oct 24 2009
Making of AISI 4145H alloy steel, this is a kind of dill collar which add three right out of spiral groove on the outer circle of ordinary drill collar when processing. The main effect is to reduce t…
HS-CODE : 15-
JiYuan SanHe Zhengyuan P...
China [CN]
Scince 0
Free Member

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