General sewing for thin-middle-thick cloth, applicable to trousers piperation Thread: 3 Sewing speed(volv/min): 5500-6000 Stith length(mm): 0-5 Presser footlift(mm): 6 Decibel(db): ≤ 84 Torque(n. M): ≥ 0. 4 Overedge width(mm): 1. 5-6