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| Thread | Drill hole (mm) |
Length range (mm) |
Thread | Drill hole | Length range (mm) |
| M6 | 6 | 40-120 | 1/4 | 1/4 | =45-120 |
| M8 | 8 | 50-220 | 5/16 | 5/16 | =50-145 |
| M10 | 10 | 60-250 | 3/8 | 3/8 | =60-200 |
| M12 | 12 | 70-400 | 1/2 | 1/2 | =70-305 |
| M14 | 14 | 80-200 | 5/8 | 5/8 | ≈80-305 |
| M16 | 16 | 80-300 | 3/4 | 3/4 | ≈90-305 |
| M18 | 18 | 100-300 | 1 | 1 | =125-405 |
| M18 | 20 | 100-400 | |||
| M18 | 24 | 120-400 |
Qingdao Xinquanxi Metal Products Co..Ltd. was established in 2001 (formerly known as Qingdao Quanxi Hardware Cable Co., LTD.), located in Jimo District, Qingdao city, the company was mainly engaged in the production and sales of Japanese open-body turnbuckle, die forging shackles, products are mainly sold to the United States, Russia, Japan and other countries.
In September 2019, with the continuous development of the company's business, it merged with Qingdao Ruihongjie Industry and Trade Co., LTD., and changed the company name to Qingdao Xinquanxi Metal Products Co., LTD. At the same time, the business range is gradually expanding, the main production and operation of hardware rigging, wire rope connecting parts, hardware machinery, Marine and automobile connecting parts, all kinds of forging, sheet metal, stamping, casting parts and other products. After more than 20 years of development, we have established a complete system, with strong technical capacity, mature production methods, advanced production equipment and testing methods.
We always adhere to the principle of quality first, safe production, timely delivery, customer satisfaction after sale service, and constantly research and learn product expertise, with the best quality products to serve customers.
1.Are you a factory or a trading company?
We have our own foundry and forging factory. The forging plant has 4 production lines and a history of more than 20 years;Foundry has a history of more than 30 years.
2.How do you control your quality?
1: Control during r&d at the beginning of production
2:Production process control
3:Dimensional control
4:Tensile tests
5:Quality inspection before delivery
3.Can we have our product markings on it?
Yes, we can add product markings according to your requirements.
4.How about packing?
Woven bag, carton, plywood pallet or by customer requirements.
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