Roller Kelly Bushings Used for Square Kelly
Zhenjiang Boral Machinery and Equipment Co., Ltd.- After-sales Service：18mths
- Warranty：18mths
- Manufacturing Process：CNC Milling
- Surface Treatment：Without Processing
- Operation Pressure：Atmospheric Pressure
- Material：Stainless Steel
Base Info
- Model NO.：Drilling Tool
- Lead Time：15-30days
- Transport Package：Wooden Box
- Specification：customized
- Trademark：BOLEE
- Origin：China
- HS Code：8431431000
- Production Capacity：5000pieces,Mth
Description
Basic Info.
Model NO. Drilling Tool Lead Time 15-30days Transport Package Wooden Box Specification customized Trademark BOLEE Origin China HS Code 8431431000 Production Capacity 5000pieces/MthProduct 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 pinconnect) are available. The product is designed and manufactured according to API Spec 7K Specification for Drill Equipment.
