95mm BR3 DTH Drill Bit - Convex Face Semi-Ballistic Carbide Button Bit The 95mm BR3 DTH drill bit is designed for down-the-hole rock drilling applications in mining, quarrying, construction, water well drilling and general rock excavation. Featuring a convex face design and semi-ballistic carbide buttons, this DTH button bit is engineered to provide efficient rock penetration and effective impact transfer. The BR3 95CV DTH drill bit has a nominal drilling diameter of 95mm and