We as a professional manufactory, canproduce various Threading inserts with various standardand pitches. DongGuanZhongJiNC ToolsFactory is a comprehensive enterprise group , and has own brand"CRM". The sales network covered North America, Europe , South America,Africa, South East Asia etc. it is specialized in manufacturing and exporting of Machinery tools and cutting tools. Threading inserts ,carbide inserts. Thanks for your browse! ZhongJi NC Tools factory would like to cooperate with reliable business partners! 1.Brand name : CRM 2.Varieties :Partial profile 60, Partial profile 55 ,ISO Metric full profile ,American UN full profile, ACME, etc.. 3.Work-pieces: P-Steel M-Stainless Steel 4.Most Popular types 11ER 1.50 ISO 11IR 1.50 ISO11ER 1.75 ISO11IR 1.75 ISO16ER 1.50 ISO16IR 1.75 ISO16IR 1.75 ISO16ER 2.00 ISO16IR 2.00 ISO5.All kinds of standard carbide tips are available, kindly contact us promptly, we will quoted you at best price ASAP.