China Hq Wireline Drill Rod with Heat-Treatment Suppliers ...
Note: Q and RQ is the trademark from Boart Longyear, here we quoted for helping customer to selectthe rods only. HTW Dril Rod is Available: OD:91mm; ID: 81.5mm; Wall thickness: 4.75 HQ Drill Rods Overview * Material : 4130 * Tubing • High quality alloy steel tubing • Consistent concentricity, straightness and heat treatment • All tubing available in DCDMA sizes
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