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    Ningbo Henghui Thread Tools Co., Ltd.

    Ningbo Henghui Thread Tools Co., Ltd. (formerly Yin County Hengli Thread Tools Factory established in 1993) locates in No. 12, Hengfeng Road, Fiangqiao Industrial Zone, Fenghua, Ningbo, Zhejiang, China, which provides convenient transportation for us. It has a production base with building area of 10, 000 square meters, covers gross are of 15,333 square meters and owns about 100 staffs. It is a specialized manufacturer of flat thread rolling die and cylindrical thread rolling die. The annual productivity is more than 100,000 sets for each. More than 500 specifications are stocked in the warehouse, owing rich product specifications. It is good at designing and manufacturing non-standard flat thread rolling die & cylindrical thread rolling die.

    We can produce flat thread rolling die & cylindrical thread rolling die which can roll metric thread, Whitworth thread, Unified thread, worm, trapezoidal thread, diagonal spline, pipe thread, wood screw, self-tapping screw, dry wall screw, self-drilling screw, straight thread, diagonal thread, etc.

    Flat thread rolling dies & cylindrical thread rolling dies are made of 9SiCr, Cr12MoV, DC53 (alloy tool steel) and M2 (high speed tool steel) by advanced thread processing technic and heat treatment technology, which meets clients’ strict demands on products. We set up firm and clear quality concept, pay attention to cultivate various professional talents, constantly introduce advanced manufacturing equipments and testing instruments, attach importance to quality management and we never ignore any details of production chain. Through our constant efforts, our products produced by perfect manufacturing process and tested by impeccable detecting instruments have won customers’ trust. Our products are sold in the whole China.