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1. Structure of The Master Bushings Description
Our company produce the master bushings and insert bowls with the size from 17 1/2 to 37 1/2 inch.
They are cast with high-quality alloy steel and the sizes conform to API Spec 7K.
There are two types, pin drive and square drive. API standard rotary slip, drill collar slip, casing slip or roller Kelly bushing can be contained in them.
2. Main Features of The Master Bushings
1) Competive price and high quality
2) Stable perfomance
3) Assured service
3. The Master Bushings Images
4. The Master Bushings Specification
5. FAQ of The Master Bushings
We have organized several common questions for our clients，may help you sincerely：
①How about your company？
One of the leading manufacturers and suppliers specializing in drill tools products in China, Our main products include manual tongs series, slips series, elevators series, bushing series, casing spider series and pneumatic slips series etc. Our products have been exported to Europe, America, Middle East, Central Asia, North Africa and South-East Asia and other overseas regions.
②How to guarantee the quality of the products？
We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
③How long can we receive the product after purchase?
In the purchase of product within three working days, We will arrange the factory delivery as soon as possible.
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