Taytools Ruler Stop Fence for Machinist Ruler, Anodized Aluminum with Solid Brass Knob, Fits Rulers 1" and 3/4" Wide (Fits rulers up to 1.030 inch Wide) - Taylor Toolworks, 777039

• Ruler stops are handy devices that magnify the usefulness of any steel ruler by providing an easily repositioned stop ideal for repetitive layout work. With a ruler stop you can now convert any steel rule into a precision marking tool. The knurled solid brass knob allows quick adjustment to anywhere along a ruler’s edge, and when locked down, will hold measurements securely. The brass knob is soft so when tightened will not mar the edge of your ruler. Body is made from anodized aluminum and will provide years of accurate performance. These ruler stops come in 2 sizes, one that will fit 1 inch wide rulers and the other for ¾ inch wide rulers. See below for specs. 1 inch ruler stop with fit rules up to 0.050 inch thick and 1.030 inch wide. Overall size is ,780 inch wide x 1.25 inch tall and 0.35 inch thick. Knurled brass knob head is 0.400 inch in diameter. 3/4 inch ruler stop with fit rules up to 0.050 inch thick and 0.765 inch wide. Overall size is ,780 inch wide x 1.00 inch tall and 0.35 inch thick. Knurled brass knob head is 0.400 inch in diameter.