Snap-On: 8-Piece Instinct Soft Grip Combination Screwdriver Set (SGDX80BO) - Preowned/Used . (SGDX80BO). Snap-On: 8-Piece Instinct Soft Grip Combination Screwdriver Set. Set includes 5 flat-head screw drivers - the sizes and model numbers are:3/8 (SGD8B), 5/16 (SGD6B), 1/4 (SGD4B), 7/32 (SGD2B), & one "stubby" flat-head (SHD1 USA).
