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PDC three-wing scraper coreless drill bit is used for slightly soft soil sandstone formations

Mainly used for: grouting holes, wattle discharge holes, slopes, supports, anchor cables, wells Adaptable strata: red sandstone, mudstone, coal seam, backfill, and other slightly soft strata
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  • 153#

  • jin xin

Common drill bit sizes:75mm-220mm

The drill bit connection drill pipe thread can be customized

The number and shape of the drill blade support customized machining


PDC three-wing scraper coreless drill bit is used for slightly soft soil sandstone formations

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 scraper coreless drill bit

Three-wing scraper coreless drill bit(4)


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