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stone drilling tools
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API drill collar for oil well drilling diameter from 76mm to 280mm Technical Parameter Drill Pipe Diameter Upset Type RSC Model Steel Grade Wall ...
2026-06-20 00:21:37
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T38 T45 T51 Threaded Drill Button Bits Retrac Body +Better Hole Deviation Control Description: Product: T38 T45 T51 button bits Diameter: 64-127mm ...
2026-06-01 09:58:03
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DTH Drill Bit 127mm DHD340 Bit Shank With Foot Valve 127mm DHD340 DTH Flat Face Spherical Button Bit: Product: DTH Button Bit Diameter: 127mm Bit ...
2026-06-20 00:21:37
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Mining Top Hammer Drilling Carbide Thread Type T38 T45 T51 ST58 ST68 Drill Bits Describtion Advantages of Sinodrlls top hammer: 1.Top quality alloy ...
2026-06-20 00:21:38
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Threaded Drill Button Bit ST68 Retrac Body High Strength Alloy Steel Diameter up to 152mm Description: Product: ST68 button bit Diameter: 102 - 152mm ...
2026-06-01 09:58:05
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Product Description A drag bit is a drill bit usually designed for use in soft formations such as sand, clay, or some soft rock. However, they will ...
2024-12-09 23:17:34
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3050mm 3660mm Length T38 Male Male Thread Extension Drill Rod Description Drill rod using T38 thread system. In good rock conditions it will produce ...
2026-06-20 00:21:38
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PDC Drill Bit for IADC Code G4456 HY / M422 with Gage of Smooth Design Description: • Short parabola crown profile • Ø16 & Ø19 cutters • Power of ...
2026-06-20 00:21:37
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PDC Diamond Core Bit model with NQ/HQ/PQ at high penetration rates PDC bits are made for cutting softer formations at high penetration rates. They ...
2026-06-20 00:21:37
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diameter 89mm T38 button bit for granite hard rock drilling semi-ballistic Product Description Retrac button bits dvantages: 1.superior alloy steel ...
2026-06-01 09:58:05
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