YG6 YK05 YG8 Cemented Carbide Buttons for dth button bits
YG6 YK05 YG8 Cemented Carbide Buttons for dth button bits. 1. Description: YG6 For coring crowns, electric coal drill bits, coal cutting picks, oil cone bits and scraping knife bits, used in geological prospecting, coal mining and oil well boring. Our advantage of making tungsten carbide button bits is that we are using HIP sintering for ...