US PRO Tools 15pc Mini Air Die Grinder Set 1/4 1/8" Collets Grinding stones 8419
(US PRO Tools 15pc Mini Air Die Grinder Set, 8419. 1 x 1/4" (6mm) Mini Die Grinder. 5 x 3mm (1/8") Mounted Grinding Stones. 5 x 6mm( 1/4") Mounted Grinding Stones. See last image for the fitting now supplied).