| Customization: | Available |
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| After-sales Service: | as Needed |
| Warranty: | as Needed |
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| Coreless Drill Bit | |
| A metric unit of length | 60mm, 75mm, 91mm, 113mm, 153mm, 171mm, 273mm, 325mm,...,custom size |
| Imperial unit of length | 2.5inch, 3inch, 4inch, 5inch, 6inch, 7inch, 8inch, 9inch, 10inch, 11inch, 12inch, 13inch,...,custom size |
| Blade | 2blade, 3blade, 4blade, 5blade, 6blade, 7blade |
| Cutter | PDC: 1005, 1304, 1305, 1308, 1613, 1916 |
| Alloy Teeth: YG6, YG8, YG11, YG13, YK5, YK15 | |
| Mainly used for: | geological exploration, rock sampling, water wells, blasting hole, anchor cable, slope support, foundation pit, geothermal |
| Suitable strata: | limestone, dolomite, carbonaceous limestone, marl, shale, marble, gneiss, calcite, granite, basalt... Medium and hard strata. Mudstone, sandstone, pebble, backfill, broken strata such as weathered rock |
| Customized patented products: | customized bread PDC pcs, spiral steel body of penetration speed for pebbles, backfill and other strata is very fast |
The slag-discharging carcass was designed by means of a spiral inlet of small oil inlet pieces (chamfered piece, inverted triangle piece) Tungsten carbide alloy rigid material long service life for different strata straight drilling without eccentric hole speed!
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