API 7k Standard Drilling Rig Roller Kelly Bushing
Price:
USD200-USD2000 per piece
MOQ:
1piece
Delivery Time:
30days
Brand:
Lake
Product Description
API 7K Roller kelly bushing
Product Description
Roller kelly bushing is a necessary tool for drilling, by matching with rotary square to drive kelly pipe. Through the rotation of four rolls, the friction between rolls and kelly pipes is reduced to extend service life. Change different rollers to match with different squares and hexagonal kelly pipes and connect with different rotary tables. Two transmission styles (square and pin connect) are available. The product is designed and manufactured according to API Spec 7K Specification for Drill Equipment.
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Company
Dongying On-tech Equipment Co., Ltd