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PDC three-wing concave coreless drill bits are used for rock drilling

Mainly used for: grouting holes, wattle discharge holes, slopes, supports, anchor cables, wells Applicable strata: red sandstone, mudstone, coal seam, backfill, limestone, dolomite medium intact strata


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Model:
91#

Product Description

PDC sizes:1304 or 1308

Common drill bit sizes:75mm-325mm

The drill bit is connected to the drill pipe thread, which can be customized and machined

PDC three-wing concave coreless drill bits are used for rock drilling

Product Information:

1. wear resistance

2. high efficiency

3. long service life

4. direct selling with reasonable price

5. MOQ: 1pcs for checking the quality

6.customized order is available

PDC three-wing concave coreless drill bits

Three-wing concave coreless drill bit(5)

Housing construction Coal mining Drilling water wells PDC Three Wing drill bits diamond pdc bit PDC rock drilling drill bits

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PDC three-wing concave coreless drill bits are used for rock drilling

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