Wiha 28398 Insulated SlimLine Blade Pouch Set, 19 Piece. 19 Piece Insulated SlimLine Blade Set includes. Insulated SlimLine Cushion Grip Blade Holder. 3.0, 4.0, 5.5mm. T8, T10, T15, T20. 3.0, 4.0, 5.0mm. (all blades 75mm OAL). High quality CV steel, through hardened. SlimLine blades have up to 33% narrower insulation diameter than standard insulated tools. […]