{"product_id":"kansai-special-07-7020-0-upper-knife-left","title":"Kansai Special 07-7020-0 Upper Knife (Left)","description":"\u003ch2\u003eKansai Special 07-7020-0 Upper Knife (Left)\u003c\/h2\u003e\n\u003cp\u003eKansai Special spare part 07-7020-0: Upper Knife (Left). This is a single blade; any partner knife is a separate part. The Kansai Special parts books for NW\/NL, BLX and DVK\/BK list this part.\u003c\/p\u003e\n\u003cp\u003eKnives are consumables: the edge dulls with fabric, glue and thread. Changing them on time keeps the seam edge clean and spares the other cutting parts.\u003c\/p\u003e\n\u003ch3\u003eDetails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKansai Special part number: \u003cstrong\u003e07-7020-0\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePart name: Upper Knife (Left)\u003c\/li\u003e\n\u003cli\u003eShort form of the number: 07-702\u003c\/li\u003e\n\u003cli\u003eType: Knives \u0026amp; Cutters\u003c\/li\u003e\n\u003cli\u003eKansai Special parts books that list this part: NW\/NL, BLX, DVK\/BK\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eChoosing the right part\u003c\/h3\u003e\n\u003cp\u003eUpper and lower knives, and left and right versions, are not interchangeable. Check the name and the number against the old part. One Kansai Special number can serve several related models, so compare the part with the old one.\u003c\/p\u003e\n\u003ch3\u003eWhen to replace it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThreads are not cut cleanly or are left hanging\u003c\/li\u003e\n\u003cli\u003eWorn so short that the blade can no longer be set to its partner\u003c\/li\u003e\n\u003cli\u003eThe fabric edge frays or is cut unevenly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSwitch the machine off and unplug it before you start, and handle the knife with care because its edge is very sharp. Clean lint and old thread out of the knife seat so that the new blade sits flat and square.\u003c\/p\u003e\n\u003ch3\u003eMore Kansai Special parts for the same machines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/kansai-special-07-4320-0-lower-knife\"\u003eKansai Special 07-4320-0 Lower Knife\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/kansai-special-14-5670-0-needle-plate\"\u003eKansai Special 14-5670-0 Needle Plate\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eQuestions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eShould I replace both knives at once?\u003c\/strong\u003e\u003cbr\u003eOften, yes. One knife of the pair usually wears first, but a new knife against a chipped or rounded partner cuts poorly and wears faster. If the partner's edge is still clean and sharp, replacing one knife is fine.\u003c\/p\u003e\n\u003cp\u003eRelated: \u003ca href=\"\/collections\/kansai-special-knives-and-cutters\"\u003eKnives \u0026amp; Cutters\u003c\/a\u003e | \u003ca href=\"\/collections\/kansai-special-spare-parts\"\u003eKansai Special spare parts\u003c\/a\u003e.\u003c\/p\u003e","brand":"PRIZZI SEWING MACHINE CO.","offers":[{"title":"Default Title","offer_id":51105712013477,"sku":"KAN-07-702","price":30.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/7593\/5397\/files\/kp_knife_v2.png?v=1793912220","url":"https:\/\/prizzisewing.com\/products\/kansai-special-07-7020-0-upper-knife-left","provider":"PRIZZI SEWING MACHINE CO.","version":"1.0","type":"link"}