4\u201D 100mm Engineer Tri Set Square Right Angle Straight Edge Stainless Steel\n\n \n\nDescription\n\nProfessional set square for commercial or occasional use \n\n 4\u201D engineers set square\n\n Suitable for a number of uses including carpenters / builders / roofers / remodelling etc... \n\n Stainless steel set square for maximum strength and durability\n\n Perfect for laying out precise 90 degree angles, checking internal angles, marking stock or using as a guide\n\n Total dimensions 100mm (depth) x 60mm (width) \n\n Solid construction for accurate results each time\n\n Can also be used as a ruler if required