Zy1790 Zoyer High Speed Lockstitch Straight Button Holing Industrial Sewing Machine

ZY1790  zoyer High speed lockstitch straight button holing sewing machine1)Suitable for button holing of all kind of materials. Specially for sleeve button holing.2)Set the first 5 stitches by panel to realize low speed start, can prevent thread broken if high speed start.3)With the electronic control. Can be bar-tacking for the last several stitches,  to prevent the thread  loosing.4)Equipped with 30 standard keyhole forms./* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1