Product Description
API Standard Master Bushing Accessories
Our Bit Breaker Adapter Plates are expertly crafted to fit seamlessly into the Master Bushing drive pin holes, transforming them into a 13.9/16 inch square to accommodate a broad range of applications.
Perfectly engineered Bit Breakers are compatible with MPCH, MSPC, MDSP, and MSP. For your convenience: P/N 1816 is tailored for 23"~49.1/2" inch master bushings, while P/N 1815 suits 17"~21" inch master bushings.
Introducing our Lifting Sling designed for the efficient removal and installation of bushings and bowls, enhancing operational ease.
Featuring 2 hooks, P/N 1021 is specially designed for the seamless removal and installation of bowls, ensuring operational efficiency.
Equipped with 4 robust hooks, P/N 6699 is ideal for the smooth removal and installation of bushings, optimizing your workflow.
Specifically crafted for screwing standard 3-cone bits, our Bit Breakers are an essential tool in your drilling operations.
Detailed Photos
Company Profile

Nantong Percent Precision Manufacturing Co., Ltd. was established in 2009, with over a decade of research and experience in producing handling and wellhead tools in petroleum drilling area. We have now manufactured all of the most common product includes Elevators, Slips, Spiders, Manual Tongs, Power Tongs, Dies and Inserts and other products used throughout the world. Our commitment is anchored in three principles: 100% service, 100% product quality, and 100% customer satisfaction
As a comprehensive company with our own factory, Nantong Percent Precision Manufacturing Co., Ltd. specializes in the R&D, production and sales of handling and wellhead tools in petroleum drilling area. With our professional technological innovation capabilities, we are dedicated to providing users with high-quality oil drilling tools and personalized solutions. Our Engineering and Manufacturing Departments are ready to respond to your needs for custom made oil drilling tools for unique applications.
We strive to be the best partner for both domestic and international buyers, and we guarantee you will be satisfied with our products!
Certifications

FAQ
1. Do you have OEM service? Do you supply the parts?
Yes, we do, as long as you provide us your drawing and detailed requirements.
2. How can we easily find out the most fit centrifuges?
We have experienced engineer team to help you make the model selection, as long as you proide us the detailed processing material characteristics.
3. What is your advantage compared with your competitors?
Quality and experience. We are the top supplier in China, our designs and structures are similar to world leader , Westfaliar, Flottweg etc.
4. How do you check all the goods in the production line?
A: We have spot inspection and finished product inspection(including magnetic particle inspection, ultrasonic testing and loading testing). We check the goods when they go into next step production procedure.
5. What's the order procedure?
A: First we discuss order details, production details by email. Then we issue you an PI for your confirmation. You will be requested to do prepaid full payment or deposit before we go into production. After we get the deposit, we start to process the order. We usually need 20-30days if we don't have the items in stock. Before production has been finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we start to prepare the shipment for you.
6. How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T and L/C are the most usual ways we are using.
7. How do you take care when your clients received defective products?
A: replacement. If there are some defective items, we usually credit to our customer or replace in next shipment.