Specifications of 3 inch DTH drill bit 3 inch High Air Pressure DTH Bits BR3 THE Drill Head Diameter(mm) Spline Key Number NO.Air Holes Gauge Buttons Front Buttons Weight(KG) 85 6 2 6XØ13…
Read more ADD TO INQUIRYSpecifications of 1-2 inch DTH drill bit 1-2 inch Middle Air Pressure DTH Bits BR THE Drill Head Diameter(mm) Spline Key Number NO.Air Holes Gauge Buttons Front Buttons Weight(KG) 64 6 2…
Read more ADD TO INQUIRYSpecifications of QL series dth hammer Hammer inch Diameter of drill bit Shank Metric Inch 4" 105mm-152mm 4 1/8"-6" QL40 5" 133mm-165mm 5 1/4"-6 1/2" QL50 6" 152mm-254mm 4 1/8"-10" QL60 8" 203mm-330mm…
Read more ADD TO INQUIRYSpecifications Standard API OD 42-127mm WT 20-500kg Length 1m-9.5m Outside Coating Black painting, anti-corrosion oil, or as per required by customers Packing Wrapped in bundles by steel strips/bulk/Steel Pallet,or as request Delivery By…
Read more ADD TO INQUIRYSpecifications of Concentric overburden drill system Casing Tube OD Ring Bit OD Min. Casing Shoe ID Pilot Bit Diameter Hammer Shank Style mm inch mm inch mm inch mm inch 108~127 4 1/4…
Read more ADD TO INQUIRYparameter Diameter Button Number Taper degree Length Weight Package mm (pieces) (°) (mm) (kg) box 28 4 7°/11°/12° 65-69 0.2 50pcs/box 30 4~6 7°/11°/12° 65-69 0.20~0.30 50pcs/box 32 4~7 7°/11°/12° 65-69 0.20~0.30 50pcs/box…
Read more ADD TO INQUIRYparameter Thread Type Dia Tip size(mm) Flushing holes Weight (kg) mm gauge front side front R22 R25 R28 SR28 41 5*9 2*8 2 1 0.6 42 5*9 2*8 2 1 0.6 43 5*9…
Read more ADD TO INQUIRYHow to Chose the Right Products When you are choosing the right bit for optimum performance you have to balance penetration against bit life. There are three head designs for drill bit: Flat Face, Convex…
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