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Casing Tong

Casing Tong
casing tong casing tong is capable of making up or breaking out the screws of casing and casing couplings in drilling operation. Pipe Sze Torque Max.(k N.m) mm in 35 340-368 13 3/8?4 1/2 368-406 14 ...

Bushing

Bushing
to 371/2 inch. They are cast with high-quality alloy steel and the sizes conform to API Spec 7K. There are two kinds of type. pin drive and square drive. API standard rotary slip, drill collar slip, ...

Drill Collar

Drill Collar
or9450 144.5 NC44 2.49:1 6 152.4 213/16 71.4 9150or9450 144.5 NC44 2.84:1 61/4 158.8 21/4 57.2 9150 or 9450 149.2 NC44 2.91:1 61/4 158.8 213/16 71.4 9150 or 9450 150.0 ...
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