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Kunshan Hong Yongsheng Precision Hardware Products Co., Ltd. was established in September 2006, is a professional China single-ear self-locking nuts manufacturer and single-ear self-locking nuts supplier, the production of various types of precision parts, PEM series of standard fasteners, non-standard parts of the custom enterprise, the company's production equipment imported from Japan CNC computer numerically-controlled lathes, Taiwan CAM walking knife type high-precision automatic lathes, and various types of auxiliary equipment, precision testing equipment, totaling more than 100 units, monthly output of up to 5 million pieces. Our products are used in many fields such as electronic communications, computer monitors and chassis, automotive parts, 3C household appliances, medical equipment, pneumatic machinery, sports equipment, furniture, lighting, aerospace, military, photovoltaic, intelligent industry and so on, and we have the technical ability to develop new products.
We also custom single-ear self-locking nuts for our busienss to business customers.
| Material | Size | Minimum order quantity | Price per piece | Small volume | Price per piece | Mass Volume | Price per piece |
| 30CrMnSiA | M4 | 10000 | 3 | 100000 | 2.4 | 500000 | 1.9 |
| 30CrMnSiA | M5 | 10000 | 3 | 100000 | 2.4 | 500000 | 1.9 |
