The Pro Bit Driver's rotating end cap lets you guide the tool while turning it, useful for careful assembly and adjustment with small fasteners.
The 6464320 version includes JIS-compatible PH #1, PH #2 and 5mm flat-blade bits. Version 6464321 includes 2mm and 2.5mm hex plus T25. Both accept standard 1/4-inch hex bits; contents follow the selected version.
