Hardened steel hemming bobbins with female M6 attachment
-N.1 : Bobbin for “Livery” powders and low weights.
-N.2 : Standard all purpose bobbin.
-N.3 : Bobbin for heavy weights and progressive powders.
-SPECIAL : Standard rim 1mm thicker
To be applied externally with respect to the hemming bobbin, it keeps the cartridge case aligned during the hemming phase.
Applicable to hemming bobbins from 27mm diameter