Purchase Qty. Reference FOB Price
30-99 piece US$5.00
100-999 piece US$4.50
1,000+ piece US$4.20
Product Description
Product Description 22ER N60 22IR N60 Tungsten Carbide Thread Insert 1. New cemented carbide matrix with high wear resistance and toughness, while also providing better strength; 2. Adopt the most advanced PVD/CVD coating technology and gradient sintering technology to improve the wear ...