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Roller Bushing

Keyword:Roller Bushing

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Roller bushing design features

This kind of bushing is the necessary product of drilling rig. It matches with the master bushing to drive the kelly. This product rotates the kelly through four rollers to reduce the friction thus extend its working life. This product has square drive and pin drive two forms ： It can match with different type of kelly by changing the rollers c It is designed and manufactured according the API SPEC 7K《Drilling Equipments Standard》

Specifications of Roller Bushing

Gaoyou Laibao Shi Petroleum Equipment Co., Ltd.

Tel:0514-84612756
Fax: 0514-84612756
Mobile:13952542378
Email:JSGYxmz@163.com
Address: Mid-section of Xingqu Road, Gaoyou South Economic Development Zone

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