high strength 115MM DTH hammer bits button drill bit
The bits are For open mining, quarry mining, earth excavation, water conservancy and hydro power, highway bridge blasting hole blasting engineering field.
Detail
Diameter: 115 Gage No x Size(mm): 8 xΦ14.5 Front No x Size(mm): 7xΦ 13.0 Weight:9.0kg