High Performance Hard Rock Drill Bits Yield Strength 11.2 - 13.2KN Length 50 - 1000mm
                                         
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                                            ...1.25mm to 2.5mm, and a tensile strength of 12.9 to 14.9 kN. It is designed for use in hard rock drilling operations, and provides a reliable and secure anchor for rock bolts. The expansion anchor bolt is designed to expand when inserted into drilled holes,...                                         
                                        
                                            Cangzhou Fuhua Prestress Technology Co., Ltd
                                         
                                        
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Customized Sizes Hard Rock Drill Bits Antiwear Run Quickly Crushing Rock
                                         
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                                            ... a roller bits. In roller-bit drilling, rock is cut by hard-alloy teeth projecting from rolling cutters, which rotate on the drill-bit bearings. Inturn, the drill bit rotates at a high rate, and presses against the bottom hole with a high axial force. The...                                         
                                        
                                            Hunan Tianying Drilling Machine Manufacturing Co., Ltd.
                                         
                                        
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High Hardness Small Hard Rock Drill Bits Tapered Drill Bits For Marble Quarry
                                         
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                                            ...Hardness Small Rock Drill Bits Tapered drill bits are Ideal for small short hole drill & blast, as well as roof bolting applications, our hand-held system is comprised of premium alloy tapered hexagonal drill steels ranging from 0.5 m up to 7.9 m in length, and complimented by a complete range of reamers, blade and button bits. Product Name: 7 Degree 15 19 22 25mm Socket Inside Dia High Hardness......                                         
                                        
                                            SUVEC Rock Drilling Tools
                                         
                                        
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76mm T38 Hard Rock Drill Bits Ballistic Button Drill Bit Set For Mining Tunneling
                                         
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                                            ...Hard Rock Drill Bits Ballistic Button Drill Bit Set For Mining Tunneling Hard Rock Drill bits The hard rock drill bit is mainly used for blasting hole excavation of open pit rock drilling, underground mining, tunnelling and other infrastructure projects. The connection mode is mainly T-threaded connection and R-threaded connection. The top hammer hydraulic rock drilling rods equipped with drilling rigs and open-air drilling......                                         
                                        
                                            KSQ Technologies (Beijing) Co. Ltd
                                         
                                        
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64mm T38 Top Hammer Drilling Thread Hard Rock Drill Bits
                                         
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                                            ...Drilling Thread Hard Rock Drill Bits Hard Rock Drill bits The hard rock drill bit is mainly used for blasting hole excavation of open pit rock drilling, underground mining, tunnelling and other infrastructure projects. The connection mode is mainly T-threaded connection and R-threaded connection. The top hammer hydraulic rock drilling rods equipped with drilling rigs and open-air drilling......                                         
                                        
                                            Beijing Silk Road Enterprise Management Services Co.,LTD
                                         
                                        
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Quarry Mining Hard Rock Drilling Bits Top Hammer Bit R28 T38
                                         
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                                            ...hard rock drill bit top hammer bit for quarry mining drilling R25,R28,R32,R38,T38,T45,T60,GT60 1. Presentation of Rock Drilling Bits Using high-quality alloy steel imported from the United States and the best cemented carbide made in China , we produce all threaded button bits through hot pressing technology . 2. Materials and produce process details of Rock Drilling Bits In the drilling process, the drill bit......                                         
                                        
                                            Xi'an Huizhong Mechanical Equipment Co., Ltd.
                                         
                                        
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102mm Reaming Type Rock Carbide Drill Bits / Hard Rock Drill Bits 33 - 152mm Diameter
                                         
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                                            102mm Reaming Type Rock Carbide Drill Bits / Hard Rock Drill Bits 33 - 152mm Diameter JCDRILL Thread Reaming Button Drill Bit Reaming bits made from high alloy steel and tungsten carbide as same grade as internationally well-known brand Apply "hot (thermal......                                         
                                        
                                            Beijing Jincheng Mining Technology Co., Ltd.
                                         
                                        
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64mm T38 Top Hammer Drilling Thread Hard Rock Drill Bit For Bench Drilling
                                         
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                                            ...underground mining, tunnelling and other infrastructure projects. The connection mode is mainly T-threaded connection and R-threaded connection. The top hammer hydraulic rock drilling rods equipped with drilling rigs and open-air drilling rigs are used to...                                         
                                        
                                            KSQ Technologies (Beijing) Co. Ltd
                                         
                                        
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38mm Yellow Color Small Rock Drill Bits , Hard Rock Drill Bits High Performance
                                         
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                                            ...Rock Drill Bits , Hard Rock Drill Bits High Performance Code No.: Q7-38-1122-50 Diameter: 38mm Length: 50mm Tapered Degree: 11° Carbide Dimension: 8mm*7 Carbide Design: Semi-Ballistic Water Holes: 2 on front, 1 one side Tapered Drill Bit is different with thread button bit as long hole bit to use taper match with bit rod to be used for air leg or hand held jack hammerdriller in stone quarrying, and mining. Tapered Bits...                                         
                                        
                                            HUNAN GOLDEN GLOBE I AND E OED CO.,LTD.
                                         
                                        
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ISO Geological Exploration 133mm Hard Rock Drill Bits
                                         
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                                            ...Bit , Hard Rock Drill Bits For Geological Exploration Specifications of Hard Rock Drill Bits 5 1/4" 3 blades PDC Hard Rock Drill Bits Size: 5 1/4 inches 133mm PDC Cutters: 13mm Blades Quantity:3 Thread Connection: 2 7/8” API reg pin Color:Blue, red, green or Customized Packing:Plywood box(free-fumigation) MOQ: 5 PCS Payment terms: T/T,Western Union,and L/C are acceptable 2. Features of Hard Rock Drill Bits......                                         
                                        
                                            Jinzhou City Shitan Machinery Equipment  CO. LTD.
                                         
                                        
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