impregnated diamond drill bits for ore mining, mining exploration, diamond core drilling bits

Different sizes available: AQ BQ NQ PQ SQ, BQ3, NQ2, NQ3, HQ3, PQ3, ATW, BTW, NTW, HTW, CHD... Different materials available: surface-set diamond drill bit, impregnated diamond drill bit, PDC drill bit, TC drill bit, rod & casing shoe bit Different waterways & face available: standard waterway, window waterway, bridge waterway, face discharge waterway. circular profile, ladder profile, point profile, round profile, serrated profile, flat profile Matrix height: 6/9/12/16/25mm