271 - 280 of 486
diameter 216mm dth drill bits
Selling leads
.../RE004R Ø104mm- Ø120mm 3.5"-4" Remet 4" Metzke 94mm RE3.5 Ø98mm- Ø115mm 3"-4" Remet 99mm HRC45 Ø114mm- Ø127mm Upon the thread of the drill tube ...
2024-12-09 12:11:48
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... inside diameter: 15/19/22/25mm Drill bit diameter Taper(°) (mm) (in) 28 1 3/32 6,7 30 1 3/16 6,7 32 1 1/4 6,7,11,12 34 1 11/32 6,7,11,12 35 1 3/8 ...
2024-12-09 12:11:48
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Tophammer drilling Together these elements make it possible to drill holes in the hard rock. The excess material (cuttings) is flushed up from the ...
2024-12-09 12:40:32
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...-pressure air. An RC hammer exhausts the air down the outside splines of the percussion bit and then up its holes through the internal diameter of ...
2025-07-29 00:06:18
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Three Wings 3 Blades Step Drag Bits Chevron Drag Bits Step Bits Product specifications: A drag bit is simply a series of blades (usually three or four ...
2024-12-09 12:27:56
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...Drilling Tools Tapered Button Bits Drill Bits For Small Hole Drilling Product specifications: Diameter: 28mm-55mm Degree: 4°,6°,7°,11°and 12° Type: ...
2024-12-09 12:11:48
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... and long service life of SOLLROC DTH hammer due to high quality alloy steel materials and advanced producing technology. 3. Low problem rate and ...
2024-12-09 12:11:40
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... Well Drilling Down The Hole Hammer 5 Inch HD Series HD55 Convertional Type For DTH Drilling Feature: 1. Deliver maximum energy to drilling bit, ...
2024-12-09 12:11:40
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... string. It relies on three elements for drilling holes: bit loading (weight), rotation and air. These active elements combine to be efficient at ...
2024-12-09 17:41:02
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... rods that consist of an outer drill rod with an inner tube. These hollow inner tubes allow the drill cuttings to be transported back to the ...
2025-07-29 00:06:18
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