There are COP 32 DTH hammer solutions for water well drillers, miners and quarry drillers as well as for contractors in construction, oil and gas.- Air cycling is optimized to achieve more robust inte
There are COP 32 DTH hammer solutions for water well drillers, miners and quarry drillers as well as for contractors in construction, oil and gas.- Air cycling is optimized to achieve more robust inte
Jinquan's self drilling anchor bolt, including hollow steel anchor bar, steel drill bit or carbide drill bits, coupling, nut, plate and stopper etc., is a bolting solution for unstable ground cond
High quality mining rock drill bits chisel bit from china manufacturer FOB Price: US $ 8 - 30 / Piece | Get Latest PriceMin.Order Quantity: 10 Piece/PiecesSupply Ability: 10000 Piece/Pieces per Mon
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Our T60 benching & production drilling tools, GT60 thread button bits are designed to comply with all kinds of rock formations and drilling site conditions, with longer life, higher penetration ra