1/2 in. speed brace with rotary steel handle. 417mm length. Made from Chrome-vanadium. Nickel and Chrome plated, fine polished finish. DIN 3122 / ISO 3315. 1/2 Inch 12.5 DIN 3120 / ISO 1174., Rozmiar napędu = 1/2 in, Typ = Szybka klamra, Typ napędu = Kwad