Cangzhou?Lockheed?Drilling?Equipment?Parts?Co.,Ltd ? ? ? 1.Profile?of?company ?? Established?in?1998,?Cangzhou?Lockheed?Drilling?Equipment?Parts?Co.,?Ltd.?is?a?professional?technology-oriented?enterprise?specialized?in?the?production?drilling?equipments?and?tools,which?is?one?of?the?leading?corporations?of?drilling?tools?and?workover?fishing?tool?manufacturing?industry.?Including?three?series?with?full?model?types,as?follows: ? Drilling?Bit?series:?rock?roller?bit,tricone?bit,pdc?drill?bit,single?bit,cone?bit?and?hole?opener;? ? Drilling?Equipment?Parts?series:?manual?tong,elevator,slips,stabilizer; ? Workover?Fishing?Tool?series:?releasing?spear,junk?basket,?overshot,reversing?sub,die?collar,?fishing?tap?etc. ?? Our?goal:Strive?for?Perfection?and?Win?by?Quality. ? ??2.Product?detail ? DDZ Drill pipe elevators/drill collar elevators ? Elevator?groove?and?slip?groove?made?on?box?thread?face?of?slick?drill?collar?or?spiral?drill?collar?can?be?used?as?lifting?sub?and?safety?slip?when?trip?out.?The?technical?parameters?for?elevator?groove?and?slip?groove?is?as?per?API?spec?7-1?.Hard?banding?is?optional?at?customers?request. ? ? Use?for?drill?collars?with?lift?plugs ? ?

Drill?Collar?Size?(in)	Max.?Load??tons?(kN)
21/2,?23/4,3,?31/8,31/4,31/2,33/4,4,?41/8, 41/2,43/4,?5,?51/4,51/2,53/4,6	100(900) 150(1350)
61/4,63/8,61/2,63/4,7,?71/4,71/2,8,?81/4,81/2, 83/4,9,?91/2,91/4,10,?101/2,11	150(1350)

? ? ? Use?for?drill?collars?with?zip?lift?recess ? ? ?

Drill?Collar?Size?(in)	Max.?Load?Tons?(kN)
41/8,43/4,?51/4,51/2,53/4,6	100(900) 150(1350)
61/4,61/2,63/4,7,?71/4,71/2,73/4,8,?81/4,81/2, 9,?91/2,93/4,10,?103/4,11,?111/4	150(1350)

? 3.Product?show ? ? ?4.Other?drilling?equipment?show ? ? 5.Packing?and?transportation ? ?6.Welcome?to?contact?me at any time!!! ? Your?satisfaction?is?our?mission!!! ? ? ? ? ? ? ? ?