254mm DTH Drill Bit for High Pressure (GL380-254mm)

High Pressure DTH Drill BitOur company is dedicated in drilling line for many years to produce drilling equipments and drilling tools. For DTH rock hammer and bits, we have low pressure, medium pressure, high pressure, high pressure and high efficiency, RC drilling series. Our hammer and bits are compatible with DHD, QL and Mission hammer and bits.Our hammer and bits are made of high quality alloy steel with advanced heat threatment to assure the good drilling performance and long service life. They are widely used by our customers all over the world.Introduction1. Size range of high pressure DTH rock bit: 85mm-511mm
2. DTH rock bit face shapes: Flat, Concave, Convex
3. DTH bit button shapes: Spherical, Ballistic, Parabolic
4. Application of DTH rock bit: They are widely used for mine, quarry, road construction for the drilling and blasting work, water well drilling, slope protection, anchoring, etc.
5. Bit size and buttons can be customized.The DTH bits are available in various configurations, shapes and designs to ensure the best rate of penetration, good flushing and long service life.DTH button bits have different face design, different button shapes, different flushing holes design, different hole openers designs. For type of flat face, convex face, concave face, drop center face, spherical buttons, ballistic buttons, spike buttons, conical buttons, any of designs are available customized according to customers' request.TypeNumber of
Air holeDIa.(mm)Weight(kg)Gauge ButtonFront ButtonMatching DTH HammerGL330-85282-853.46xΦ143xΦ12GL330GL335-90290-934.66xΦ147xΦ12GL335GL340-1052105-1087.78xΦ147xΦ13GL340
GL345
GL345KGL340-1152115-11888xΦ147xΦ13GL340-1302130-13310.58xΦ148xΦ13GL350-1302130-133177xΦ167xΦ14GL350
GL355
GL355KGL350-1402140-143187xΦ167xΦ14GL350-1522152-155196xΦ166xΦ14GL360-1522152-155258xΦ1611xΦ14GL360GL360-1652165-17026.58xΦ1611xΦ16GL360-1782178-18328.68xΦ1611xΦ16GL360-1943194-197309xΦ1612xΦ16GL360-2033203-206329xΦ1613xΦ16GL360-2163216-219359xΦ1613xΦ16GL360-2303230-2333712xΦ1616xΦ16GL360-2543254-2574312xΦ1616xΦ16GL360-3053305-3085714xΦ1826xΦ16GL380-2032203-206488xΦ1810xΦ16GL380GL380-2163216-219509xΦ1813xΦ16GL380-2303230-233539xΦ1817xΦ16GL380-2543254-257589xΦ1816xΦ16GL380-3103310-3137112xΦ1815xΦ16GL380-3504350-3538016xΦ1836xΦ16GL3120-3023302-30517612xΦ18xΦ18GL3120GL3120-3113311-31417712xΦ18xΦ18GL3120-3303330-33318612xΦ18xΦ18GL3120-3573357-36019618xΦ18xΦ18GL3120-3813381-38420518xΦ18xΦ18GL3120-4443444-44723018xΦ18xΦ18GL3120-4833483-48628518xΦ18xΦ18GL3120-5083508-51131118xΦ18xΦ18