Thread: M10 x 1.25, thread type: left-hand thread, head diameter: about 14 cm, height: about 7.5 cm Nylon wire length 2.25m, wire diameter ⌀2.4mm Wire thickness: round wire Ø 2.4 mm (suitable for wires up to 3 mm), capacity : about 8.5 m The spool has a 2.4 mm mowing line, suitable for mowing lines less than 3mm, for example: 2.4mm, 2.6mm, 3.00mm. Universal line head: suitable for all brush cutters. M10 x 1.25 left thread, very suitable for roads and gardens, cutting and trimming large areas of grass and weeds.