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Hex shank extension with quick change shank
![Hex shank extension with quick change shank Hex shank extension with quick change shank](https://image.seohost.cn/storage/6910/product/20191210/1575948230976832.jpg)
specification
Hex shank extension with quick change shank
Four lengths available for 7/16”” (11.1mm) in shaft diameters. Connect to chuck end of shaft to increase the length of the bits.
For slef-feed bits, auger bits and hole saws with hex shank