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New stainless steel cross bit bollard a top quality deck fitting stainless steel cross bit mooring bollard. diameter: 2-1/4" height: 5" width: 6" base: 4 x 5". availability: usually ships in 2-3 business days. mpd_2961 regular price: $69.98 sale price: $34.98.

Aug 14, 2020 · since its beginning in 1985, numa has become a major manufacturer of dth hammers and bits for the domestic and international drilling industry. the company designs and builds downhole hammers and bits for drilling vertical and horizontal holes 3½ to 50½ inches (89 to 1,283 millimeters) in diameter. to learn more, visit www.numahammers.

Elevators, drill pipe elevator, drilling equipment manufacturer / supplier in china, offering 73mm 2 7/8" tubing elevator of drill well accessories, 9 5/8" 5 blades steel body pdc bit drill bit for well drilling, 8 1/2" la617g tricone drill bit for water well drilling and so on.

Yg down the hole drilling is widely used in metallurgy, mining, railway, hydropower construction, and underwater drilling and blasting projects.

We attach value to innovation, especially with patents of China on trade for 73mm drill pipe, its excellent technology has reached the international advanced level, and has a higher reputation inside the trade for 73mm drill pipe industry. Our group not merely has excellent researchers and business nationwide sales and service network, but additionally are China prospects specified brand companies.


trade for 73mm drill pipe exporter from China, we're probably the most experienced supplier from USA with ISO9001 Certification. Also the items have been certified by mutiple security certification.We will provide our trade for 73mm drill pipe priducts in top-quality and most favourable value.

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