Many Kinds Of Differernt Auger Adapter
1, many kinds of differernt auger adapter
2, type : 140-CS ,140-S ,141-M ,141-M, and so on.
3, material in 42CrMo , heat treatment HRC around 45 , welded to augers .
4, assemble with SB bits with hexagon bots and nuts.
5, surface : blank.
6, original in Ningbo ,China