hard rock drill bits

... a roller . In roller- is cut by -alloy teeth projecting from rolling cutters, which rotate on the bearings. In...

... Ballistic Button Set For Mining Tunneling The is mainly used for blasting h...

... Thread The is mainly used for blasting hole excavation of open pit rock dril...

... top hammer for quarry mining R25,R28,R32,R38,T38,T45,T60,GT60 1. Presentation of Using high-qua...

102mm Reaming Type Rock Carbide Drill Bits / Hard Rock Drill Bits 33 - 152mm Diameter JCDRILL Thread Reaming Button Drill Bit Reaming bits made from h...

...underground mining, tunnelling and other infrastructure projects. The connection mode is mainly T-threaded connection and R-threaded connection. Th...

... High Performance Code No.: Q7-38-1122-50 Diameter: 38mm Length: 50mm Tapered Degree: 11° Carbide Dimension: ...

... For Geological Exploration Specifications of 5 1/4" 3 blades PDC Size: 5 1/4 i...

... 6-1/2 Inch PDC Of 1 . Descriptions: PDC is one type of fixed cutter . Suely ,PDC ...

... 11 Degree Tools 38mm Features: 1.All button raw material produced. 2.Simple structure and not broken...

.... The tools are utilized in science mine, geologic exploration, water conservancy construction, electricity, traffic, tunnel, quarry, nat...

... Small Tapered are Ideal for small short hole & blast, as well as roof bolting applications, our hand-held...

.... Our use quality hardened steel alloy for the body and premium quality tungsten carbide buttons. With superb performance and long life sp...

... wells,blast holes and making holes for seismic prospecting,construction engineering.now there are 2 types: Matrix and Steel Body. Matrix PDC drill...

... service Details: 1, Types: pdc which are used for mining pilling, water well or oil well 2, Model: various kinds and a...

Long Hole Button Manufacturers, Suppliers, Exporters, Wholesaler, Factory, from Liaocheng Jinquan Construction Machinery Co.,L...

... T45 Diameter 89mm Drop Center Thread Button OED button are widely used in all kinds of mining, drillin...

... strength,high -ability and soft formation,like shale,clay,salt and soft limestone,dtc. WOB (KN/mm) PRM(r/min) 116/117 Low compressive st...