Tubular box spanner, hexagonal, metric, 36 x 41 mm. Supplied = assembled. Length = 240 mm. Weight = 0.65 kg. Width across flats in mm = 36x41 mm. Unit of measurement for width across flats = metric. Product type = tubular box spanners. Hexagonal. DIN 896/ISO 2236/ISO 1085. With hollow shaft. Matt satin finish. Chrome-vanadium.