They can be used to drill metal, hardwood, and most other materials at greater cutting speeds than carbon steel bits, and have largely High speed steel (HSS) is a form of tool steel high speed steel bits are hard, and much more resistant to heat than high carbon steel. High speed steel taps, feed and speed for both drills and taps and calculator, drill bit terminology and information on our growing company. Since 1951, Norseman™ Drill and Tool - presents our current tools in the product catalog in downloadable sections, along with troubleshooting of high speed steel drill bits and We provide "one equipment & one case, endless service, namely the after sales service begin from the order confirmation, last for the working life of the equipment.America´s Finest High–Speed Cutting Tools™ In our after sales service system, We establish perfect control system strictly according to ISO-9000 series, in this system, technology date and problem solve solution and preventive measures will be provided in any maintain project, all the spare parts will be used in new OEM products with installation instructions, packing list, manufacturer's instruction, qualification and Warranty certificate. We can design and manufcture ccording to customer's requirement of the bit daimeter,No.of air holes,carbide button shape and the face shape. Very good prices according to market situation. Exactly suggestion for the button used for soft, medium-hard, and hard rocks.ĭurable performance, wear resistant and withstanding large impacting force.Ĩ. A lot of grades can be chosen according to different applications.ħ. Buttons are strong in the mining process, and the service lifetime is very long.Ħ. Using the specially processed formula, our carbide buttons can meet requirements of various rocks.ĥ. Our cemented carbide buttons have very good wear-resistant, can be ground time after time and have a longer service life. Mainly used for Quarrying,Ore Mining,Coal Mining, soft, medium hard, and hard rock,blast hole drilling and water well drilling project,Marble quarry or well drilling and other construction projects,etc.Ĥ. Bit Shank: QL, COP, SD, DHD, MISSION, BR, CIR,etc.ģ. Button Shape: Spherical,Semi-ballistic,Ballistic.Ģ. It is usually used for some bigger diameter DTH bits.īesides, we are manufacturing the DTH bits with various shanks so they can be compatible with different DTH hammers.ġ. Especially for deep hole drilling, excellent control over hole deviation.ĭGR face: A special design for hard or very hard rock conditions, double gauge row buttons provide very excellent ware-resistance and very longer life time. This design have very excellent penetration rate but poor in hole deviation if rocks are hard.Ĭoncave face: Medium hard to hard rock formations which is less abrasive and fractured. So typically, flat face with hemi-spherical buttons design is the most popular choice.Ĭonvex face: A classic design for soft to medium hard rock formation which is not so abrasive. JCDRILL company can offer you competitive advantage products, down the hole hammer and bits(dth hammers and dth bits),drill pipes, threaded drilling tools, reverse circulation hammers and bits, shank adapters and coupling sleeves for drilling equipment.ĭifferent face style makes DTH bits suitable for various rock conditions.įlat face: This is an universal design, especially for hard and abrasive rock formation. 6inch Hard Rock Borehole Drilling DTH Drill Bit with Tungsten Carbide MaterialĭTH Hammer and bits are used by many drilling professionals related to mining,construction,tunneling,quarrying projects,water well around the globe.
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