... of Origin:Taizhou, Zhejiang,China(Mainland)-Use: Blasting Hole Drilling-Application:Used for Granite and Marble quarry, Gold mine, ... Atlas Copco 282 rocket boomer,Atlas Copco 352 rocket boomer jumbo,Atlas Copco D7roc,Furukawa HCR 1200,Tamrock,and Ingesoll ... . The products are widely used in bench and production drilling, extensional drilling.Our products have been recognized as high-quality brand ...