... machine industry: G5, G10, G16, G40 and G100 of JB/T 9145-1999.* Precision machined cemented carbide balls of other grades ... and specifications Dia.(D)Inch3/47/815/1611 1/81 3/16mm19.05022.22523.81325.40028.57530.163Inch1 1/41 ... 3/81 1/21 5/81 11/161 3/4mm31.75034.92538.10041. ... reduce the tax;7/ could accept all payment terms of T/T, D/P, D/A, L/C, western union, ...