Maximum Sewing Speed 6500 spm Stitch Type 516 Stitch Length 1.5 to 3.6mm Stitch Width 7mm (other gauges available) Needle Gauge 3mm Differential Ratio 1:1.29 to 1:0.6 Presser Foot Lift 6.5mm Needle System B 27 Lubrication System- Automatic You may also be interested in the product(s) below: