product name : erath auger drill bit TCI bits(manufactory)
1)Hard auger bit
2)pin shank size:6 5/8''
3)procaessing:forging
4)sealing:metallic seal
5)MOQ:1PC
USE FOR
Applicable formation:Very soft with low compressive strength and high drillability,such as shale, clay, sandstone and conglomerate ,etc
Cutting struture:Largge dia.offset crested scoop compacts in inner row
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