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: L (116mm x 38mm Ø). Screwdriver Thickness x Width: 1.2 x 6.5mm. Blade Form: Round. Blade Length: 100mm. Overall Length: 216mm. Weight: 93gm.