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4.Composite sheet reinforced:There are mainly1304,1308,1313,1613,1906,1908,Routine for1304,Enhanced1308 Specifications are75#,91#,110#,130#,150#,170#.In general, conventional 1304 is the most common, and the dosage is also the largest. According to the formation conditions, it can be matched with th
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Water Well Bits, Tri-Wing Bits, Drag Bits, Alloy Bits, PDC Bits, Various Sizes 8 1/2
-WHY CHOSE US-SPEEDMADEDRILLis a leader in the manufacture and development of PDC bits in China. We provide the best quality PDC coring drill to the market, all types of PDC non-coring drill traces. Our drill bits are used for well drilling, mining and construction contractors. Our drill bit has bee
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Speedmade Top Quality PDC Drag Bit PDC Drill Bit Durable for Coal Mining
4.Composite sheet reinforced:There are mainly1304,1308,1313,1613,1906,1908,Routine for1304,Enhanced1308 Specifications are75#,91#,110#,130#,150#,170#.In general, conventional 1304 is the most common, and the dosage is also the largest. According to the formation conditions, it can be matched with th
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Good Quality High Efficiency CNC Diamond Core Bit
Basic Info. Model NO. CNC diamond core bit
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Speedmade 4 3/4" PDC Drag Bit PDC Drill Bit Carbide for Well Drilling
4.Composite sheet reinforced:There are mainly1304,1308,1313,1613,1906,1908,Routine for1304,Enhanced1308 Specifications are75#,91#,110#,130#,150#,170#.In general, conventional 1304 is the most common, and the dosage is also the largest. According to the formation conditions, it can be matched with th
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Automatic Horizontal Coring Drill Diamond Core Drilling Machine
ZY-75HD-A AUTOMATICHORIZONTALCORING DRILLMODELUNITZY-75HD-A1ZY-75HD-A2DIAMETER OF DRILL HOLE(MM)Φ75Φ75MAX.DEPTH OF DRILL HOLE(M)3030SPEED OF DRILLING(M/H)3-53-5MIN.WATER-SUPPLY PRESSURE(Mpa)0.10.1SINGLE FEEDING DISTANCE(M)1.51.5POWER FEEDING DEVICEStepless SpeedControlled By2 InvertersSteple