Maximum Sewing Speed 2500 spm Stitch Length Adjustment 0 to 9mm Presser Foot Lift By hand: 9mm By knee: 16mm Needle System 135x17 Needle Bar Stroke 36mm Feed Type Unison-feed Hook Type Large vertical rotary hook Presser foot lift 2.5 to 6.5mm (3.2mm standard) Working Space 255mm (10") Lubrication System Automatic with centralized oil wickYou may also be interested in the product(s) below: