{"product_id":"jack-jk-797","title":"Jack JK-797 — Small-Arm Overlock Machine","description":"\u003cp\u003e\u003cstrong\u003eBuilt for tight, small-diameter seams that a standard overlock arm cannot reach.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Jack JK-797 is a small cylinder-bed overlock machine. Its slim 148mm bed head fits inside T-shirt necklines, cuffs, and other small tubular openings. UAE uniform and sportswear workshops use it for collar bands, sleeve cuffs, and sock tops. It also suits abaya and kandoora workshops that finish narrow sleeve and hem openings.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmall cylinder bed with 148mm head circumference for tight tubular sewing\u003c\/li\u003e\n\u003cli\u003eDirect-drive servo motor cuts power use by up to 71% versus a clutch motor\u003c\/li\u003e\n\u003cli\u003eCooling fan built into the handwheel extends machine life\u003c\/li\u003e\n\u003cli\u003eOne-button stitch length adjustment via the handwheel\u003c\/li\u003e\n\u003cli\u003eTop differential feed option (TDI) keeps fabric straight during feeding\u003c\/li\u003e\n\u003cli\u003eSuited to T-shirt cuffs, round necklines, children's clothing cuffs, and socks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent model name\u003c\/td\u003e\n\u003ctd\u003eJK-797DI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle count\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread count\u003c\/td\u003e\n\u003ctd\u003e3 or 4, depending on configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNeedle size\u003c\/td\u003e\n\u003ctd\u003e11# (3-thread) or 9# (4-thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch width\u003c\/td\u003e\n\u003ctd\u003e3mm (3-thread) or 5–7mm (4-thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStitch length\u003c\/td\u003e\n\u003ctd\u003e3.8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDifferential ratio\u003c\/td\u003e\n\u003ctd\u003e0.8–1.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePresser foot height\u003c\/td\u003e\n\u003ctd\u003e5mm–5.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax speed\u003c\/td\u003e\n\u003ctd\u003e5,500 stitches per minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder bed circumference\u003c\/td\u003e\n\u003ctd\u003e148mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Jack","offers":[{"title":"Default Title","offer_id":52100783931688,"sku":null,"price":0.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0947\/2203\/1912\/files\/d56c542be26659d5aa46eb9a0b7c0b22.png?v=1784028277","url":"https:\/\/alborj.com\/products\/jack-jk-797","provider":"Al Borj Machinery","version":"1.0","type":"link"}