Quickly set-up, tune up, and check the accuracy of your shops tools with this system. Check table saw blade and fence alignment, arbor and blade run-out, miter slot to blade squareness, arbor/chuck run-out, jointer/planer head to table parallelism, jointer/planer knife alignment, out-feed table alignment; router/shaper spindle run-out, or any other set up or alignment measurement you desire. The A-LINE-IT Basic Kit is the perfect starter kit for hobbyists and small shops. The 1" capacity dial indicator reads in .001" increments for absolute precision. Self adjusting miter groove bar with leveling screws and spring plungers for perfect fit in your miter slot. Dial indicator mounting bar measures 3/4 x 3/4 x 5-1/2, miter groove bar measures 3/8 x 3/4" x 6-1/4". Comes with hardware and hex wrench for assembly, instructions and instructional DVD for expert guidance in getting the best performance and accuracy from your woodworking machines.