10pics Organ 135x17 Walking Foot Industrial Sewing Needle Size 18 10 pieces per order Organ 135x17 Walking Foot Sewing Needle size 18 We also carry size:#12, 14, 16, 18, 20, 22, 24, 25. Needle system 135x17 is for Heavy, canvas and vinyl, Needle system 135x16NW is for leather