{"product_id":"masterline-mk-1-steel-key","title":"MASTERLINE MK-1 Steel Key","description":"\u003ch2\u003eMASTERLINE MK-1 Steel Key\u003c\/h2\u003e\n\u003cp\u003eMASTERLINE MK-1 Steel Fixture Key – Precision T-Slot Alignment for CNC Machining\u003cbr\u003e\u003cbr\u003eThe MASTERLINE MK-1 is a precision steel fixture key engineered for CNC machining, milling, and tool-and-die operations. Designed to fit T-slots on machine tool tables and fixture bases, this key delivers reliable workholding alignment and security during demanding production runs. Use the MK-1 to lock fixtures in place with exact positional accuracy and consistent torque retention, maintaining critical structural integrity across your entire machining setup. Essential hardware for shops requiring precision alignment on milling machines and production fixtures.\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart No.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\"A\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\"B\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\"C\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\"D\"\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMK-1\u003c\/td\u003e\n\u003ctd\u003e.500\u003c\/td\u003e\n\u003ctd\u003e.50\u003c\/td\u003e\n\u003ctd\u003e.75\u003c\/td\u003e\n\u003ctd\u003e1\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Freer","offers":[{"title":"Default Title","offer_id":48618773545165,"sku":"ML-MK-1","price":27.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0585\/4419\/3741\/files\/MK-1.png?v=1787929322","url":"https:\/\/www.freertool.com\/products\/masterline-mk-1-steel-key","provider":"Freer Tool and Supply","version":"1.0","type":"link"}