: Changsha Golden Drilling Machinery Co.,Ltd

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Rotary Drilling Rig Part Foundation Engineering 1 Year Warranty

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Changsha Golden Drilling Machinery Co.,Ltd

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Rotary Drilling Rig Part Foundation Engineering 1 Year Warranty

Contact Now

Rotary Drilling Rig Part Foundation Engineering 1 Year Warranty

Rotary Drilling Rig Part Foundation Engineering 1 Year Warranty Technical Parameter of Kellyway Friction Kelly Bars Diameter (MM) Elements Length (M) Torque (KN·M) Max Drilling Depth(M) 355 3&4&5 8...

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crane spare parts

construction machinery parts

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