Specification of tungsten carbide miningtips/ mining button bit /drill bits / button drill bits 1.High wear&impact resistance 2.Advanced equipment. 3.A long lifetime 4.High performance Application of tungsten carbide miningtips/ mining button bit /drill bits / button drill bits Tungsten carbide drill bit is widely used in mining, sand,cement,metallurgy and hydropower engineering industries. Advantages of tungsten carbide miningtips/ mining button bit /drill bits / button drill bits *Use 100% tungsten carbide raw material *ISO 9001 Certification *with ten year experience *Advanced technology , automatic pressing , HIP sintering And precision grinding *the tolerance of polish and ground can be +0.005/-0.005m white plastic box inside and carton box outside, or per customer's requests