1. high quality HSS and special processing 2. high wear resistance 3. strong strength and long life 4. 10pcs per pack

 high quality HSS and special processing with high hardness and high fatigue strength,  have a long life.

The size ranges from M3 to M8

10PCS per pack for M3 to M8, 5PCS per pack for M10 and M12.

if you need other tools, please come to our domestic web: http://xfzhang686.cn.alibaba.com

Welcome to inquiry and order.

solid ground hss machine taps M8