... amount of presser foot is as high as 20mm, suitable for stitching the extra heavy-weight materials.The machine is provided with a free ... in bobbin winder, which can be reached with ease during sewing.The machine incorporates a built in bobbin winder, which can be reached ... W.53 / 62 KGSWorking Space420mmMeas.0.19 CBM TY441 Long-Arm, Cylinder-Bed, Unison-Feed, Extra Heavy Duty, Lockstitch Sewing Machine