{"product_id":"ross-combination-square-300mm","title":"ROSS Combination Square - 300mm","description":"\u003cp\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"line-height: 150%; font-family: Verdana, sans-serif;\"\u003eROSS Combination Square - 300mm\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"line-height: 150%; font-family: Verdana, sans-serif;\"\u003eProduct Description\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp style=\"margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"line-height: 150%; font-family: Verdana, sans-serif;\"\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eA combination square is a multi-use measuring instrument which is primarily used for ensuring the integrity of a 90° angle, measuring a 45° angle. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eMeasuring the centre of a circular object, find depth, and simple distance measurements. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eIt can also be used to determine level and plumb using its spirit level vial.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eSteel scriber and a steel blade.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eEtched mm graduations.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"line-height: 150%; font-family: Verdana, sans-serif;\"\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"line-height: 150%; font-family: Verdana, sans-serif;\"\u003eTerminology\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"line-height: 150%; font-family: Verdana, sans-serif;\"\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eBefore using a combination square, one must first be familiar with the structure and terminology of the square itself.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eA combination square consists of a rue-type blade attached to a handle. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eThe handle is composed of two parts, a shoulder and an anvil. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eThe shoulder is placed at an angle of 45° between itself and the blade. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eIt is therefore used for the measurement and layout of miters. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eThe anvil is placed at a 90° angle between itself and the blade. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eThe handle contains an adjustable knob which allows it to move freely horizontally along the edge of the ruler so that it may be tailored towards any size job.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eAdditionally, contained within the head of the handle is a scriber used for marking measurements and a vial which may be used for measuring plumb and level.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000; font-size: 12pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"line-height: 150%; font-family: Verdana, sans-serif;\"\u003eTesting for Accuracy\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 11pt; line-height: 150%; font-family: Verdana, sans-serif; color: #000000;\"\u003eRegardless of the job being undertaken, the first step when using a combination square is to check the square to ensure its accuracy. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 11pt; line-height: 150%; font-family: Verdana, sans-serif; color: #000000;\"\u003eThis task can be easily accomplished by first taping a white piece of paper to a board with a perfectly straight edge. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 11pt; line-height: 150%; font-family: Verdana, sans-serif; color: #000000;\"\u003ePlace the anvil of the square against this edge and draw a line on the outside edge of the blade. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 11pt; line-height: 150%; font-family: Verdana, sans-serif; color: #000000;\"\u003eOnce this is complete, turn over the square and draw a second line at least 1\/32 in, away from the first line drawn. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 11pt; line-height: 150%; font-family: Verdana, sans-serif; color: #000000;\"\u003eIf the two lines drawn are parallel with each other, then it can be said that the combination square is accurate.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 11pt; line-height: 150%; font-family: Verdana, sans-serif; color: #000000;\"\u003eTo test the accuracy of the shoulder, one may simply gauge the angle it makes with the blade against a 45° drafting triangle. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 11pt; line-height: 150%; font-family: Verdana, sans-serif; color: #000000;\"\u003eIf the angle between the shoulder and the blade is the same as that of the triangle, then the square is accurate.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"margin: 0cm; margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"margin: 0cm; margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: 'Verdana',sans-serif;\"\u003eHow To Use a Combination Square\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp style=\"margin-bottom: .0001pt; line-height: 150%;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-family: 'Verdana',sans-serif;\"\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul style=\"margin-top: 0cm;\"\u003e\n\u003cli style=\"margin-bottom: .0001pt; line-height: 150%; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003ePlace the shoulder of the square against the edge of the working surface you wish to cut.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom: .0001pt; line-height: 150%; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eDraw a line along the blade edge until your pencil reaches the shoulder of the combination square.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom: .0001pt; line-height: 150%; tab-stops: list 36.0pt;\"\u003e\u003cspan style=\"font-family: Verdana, sans-serif; color: #000000;\"\u003eOnce completed, the line should be a perfect 45° angle with the edge of the working surface. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ross","offers":[{"title":"Default Title","offer_id":35642221854884,"sku":"F7505 KH445","price":139.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/0534\/7748\/products\/c10d4c8238a79c5ff5a35fa118eb0e8b.jpg?v=1597154061","url":"https:\/\/astitchahalf2f-net.myshopify.com\/products\/ross-combination-square-300mm","provider":"astitchahalf2f.net","version":"1.0","type":"link"}