TelecomTools | Optical Fibre Equipment › 6mm Hex Nut Runner 1/4" Hex Image 1 of 1 6mm Hex Nut Runner 1/4" Hex £4.21 Chrome vanadium steel blades hardened, tempered with shot blast finish. Blade Length 65mm and Socket Size 6mm. Add To Cart Added! Chrome vanadium steel blades hardened, tempered with shot blast finish. Blade Length 65mm and Socket Size 6mm. You Might Also Like Quick View Tape Measure 5m/16ft X 19mm £3.95 Quick View Jonard TK-350 Fibre Stripper & Kevlar® Shears Kit, Molded Pouch £47.95 Quick View 350mm Bolt Cutter £18.30 Quick View Cover Roller (Pit Roller Bar) £7.15 Quick View Jonard MS-336 Mid Span Slit & Ring Tool (7.9 mm-11 mm) £119.50