This is Chang Ling(CL) Metal Product Co., Ltd which passed ISO9001 quality system certification. Like "SINOTRUK" etc is our national enterprises of customer service. we are the leading manufacturer of helicoil and installation tools in China, which could produce all kinds of coil from M2-M96. Our products are of high quality with GJB standard(for military use) of China and competitive price.
Our Main Products of helicoils are as below:
1.M2-M96 wire thread inserts
2.Installation Tools(tap,prewinder,extraction tool,gauge and others)
3.Self Tapping Inserts
4.Key Locking Inserts
5.Auto-machines of Helicoil(M2-M10)