Purchase Qty. Reference FOB Price
1 Set US$3,500.00
2+ Sets US$34,000.00
Product Description
API 7K Steel Rotary Table Bushing Roller Kelly Bushings can be classified as two types based on different ways of drive, square drive and pin drive. Also they can be classified as three types based on different style, heavy, medium and light-duty. They are used for 17 1/2 to 49 1/2inch rotary ...