{"product_id":"swanson-7-speed-roofing-rafter-square-with-blue-book-10974-p","title":"Swanson 7'' Speed Roofing Rafter Square WITH Blue Book","description":"This is the one and only Speed Square, invented by our founder in 1925. This unique tool is actually five tools in one: a try square, a mitre square, a protractor, a line scriber, and a saw guide. The Speed Square is constructed of durable heavy-gauge aluminium alloy. Includes markings for Swansonâs One-Number Method of rafter layout, and is packaged with the Swanson Blue Book of Rafter Length and Roof Construction.\u003cp\u003eBlack gradations for easier readings\u003cbr\u003e1\/4 in. spaced notches to facilitate scribing lines\u003cbr\u003eMatte finish to prevent glare\u003cbr\u003eAluminum alloy\u003cbr\u003eMade in the U.S.A.\u003c\/p\u003e\u003cp\u003e7\" Square with blue Swanson Speed square Book\u003c\/p\u003e","brand":"Swanson","offers":[{"title":"Default Title","offer_id":54113208893769,"sku":"SWAS0101withbook","price":16.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0990\/2122\/6313\/files\/swanson-7-speed-roofing-rafter-square-with-blue-book-1-10974-p.jpg?v=1774960614","url":"https:\/\/williamstools.co.uk\/products\/swanson-7-speed-roofing-rafter-square-with-blue-book-10974-p","provider":"Williams Tools","version":"1.0","type":"link"}