3 1/2REG,IADC Code211,216,246,437,517,527,537,547,617,637, oil well steel teeth roller bits
Product Details
Supplier Information
Shaanxi Senwell Drilling Equipment Co., Ltd.
| Main Products: | Drill Bit, Drill Collar, Drill Pipe, Stabilizer, Centralizer, Line Pipe, Casing, Tubing |
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