Premium Tungsten Carbide Auger Drill Bits for Rock Drilling
Engineered with high-grade tungsten carbide (BKH85/DS05/C31), these bullet teeth drill bits deliver unmatched hardness and wear resistance for extreme rock drilling. Precision-ground cutting edges ensure fast penetration and reduced friction. Ideal for foundation drilling, mining, and quarrying, these B47K-compatible chisel teeth withstand high-impact loads without chipping. Optimized flute design clears debris efficiently, extending bit life. Heat-treated alloy steel bodies provide superior durability. Trusted by professionals for demanding applications like geotechnical exploration and construction. Bulk orders available at unbeatable wholesale prices—global shipping guaranteed.