Unparalleled Accuracy- Our latest precision ruler can provide unparalleled accuracy for your panel layout work. Just press the head to the desired angle, and then press the straight line. The head can be adjusted between 0 and 70, and is firmly locked every 5 (plus 22-1 / 2 and 67-1 / 2), so as to provide you with an accurate reference angle and length respectively Unique Woodworking Edge Ruler- The secret to the T-Square is the series of precisely machined indexing holes and the spring-loaded, tight-tolerance indexing pin that meshes with them. The pin snaps into place giving you the confidence to know it is spot-on accurate. Indispensable Auxiliary Tools- Woodworkers Edge Rule simplifies your life by wrapping around the edge of your stock and giving you an accurate scale on both sides, So you have more focus on your design, make better products, You can use it in every corner to design different patterns, give full play to your design ability, and reduce the cost of production time A Great Gift- The new Wood workers Edge Rule simplifies your life by wrapping around the edge of your stock and giving you an accurate scale on both sides. If You Have Any Problem With This Purchase, Please Feel To Connect Us.