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Ningbo Xinchun Fastener Co., Ltd. was established in 2007 and specializes in the manufacturing and sales of various alloy steel bolts and nuts. The company has introduced various automated production equipment and complete testing equipment, using an ERP management system to manage each production process of sending discs to the warehouse. The products include DIN912 metric alloy steel grade 12.9 full tooth hexagonal bolts (material SCM435/SCM440/B7/42CRMOA) GB5782 alloy steel grade 10.9 high-strength half tooth outer hexagonal (material SCM435/SCM440/B7/42CRMOA) DIN912 Metric Alloy Steel 12.9 Grade Inner Hexagon Cup Head Screw (Material SCM435/SCM440/B7/42CRMOA) GB5783 Alloy Steel 12.9 Grade High Strength Full Teeth Outer Hexagon Bolt (Material SCM435/SCM440/B7/42CRMOA) DIN912 Metric Alloy Steel 12.9 Grade Inner Hexagon Fine Teeth Screw (Material SCM435/SCM440/B7/42CRMOA) DIN912 Alloy Steel 12.9 Grade Inner Hexagon Extra Long Cup Head Screw (Material SCM435/SCM440/B7/42CRMOA) Nut GB/T6170, GB/T6175, SH3404, A194-2HThe company has always adhered to the company philosophy of "people-oriented, survival based on quality", and continuously improving product quality is the ultimate goal of the company's long-term operation.

Nuts of various materials, grade 8-10. The bolts for B7 and 35CRMO are hexagonal, with nuts and threaded bolts. 14.9 grade B16 screw full thread bolt