MD923N – TengTools Screwdriver – Flat Type Manufactured to DIN 5264. TT-MV PLUS steel black tips ergonomically designed bi-material handle with hanging hole. All Teng Tools screwdrivers are designed to have a hole in the handle which can also be used for securing the tool with a fall protection wire if needed. Handle Type: M (108mm x 30mm ) Screwdriver Thickness x Width: 1.0 x 5.5mm Blade Form: Round Blade Length: 150mm Overall Length: 258mm Weight: 64gm