1. ApplicationDial indicator set applicable to various comparative measurements in the workshop and inspection room. Dial indicator with magnetic base can also be used with machine tools, equipment and other measuring equipment. Professional Dial Indicator is useful in woodworking shop for check and setting jointer tables and blades, aligning fences, checking for runout on table saws or drill press shafts, etc. 2. Dial Test Indicator with Range: Measuring Range from 0 1'. Resolution up to 0.001'. Indicator with rubber seal design on the entire outer ring of the case. Fine workmanship, stainless steel embedded with copper will not rattle. Professional quality and industrial use. 3. Magnetic Dial Indicator with Base Holder: Dial Indicator with magnetic base precision measuring Gauge Tools Kit, strong 2 magnet surfaces with ON/OFF control, could provide 140lb 160lbs, power pull. (For 160lb, it requires 30mm and up thickness metal countertop/surface.) Dial indicator holder set with fine adjustment long arm, on and off switch, is made of steel hardened, professional and durable. Universal rotating shaft with fine tuning knob for more accurate measurement. 4. Package Includes: Dial indicators magnetic base set contains 1 x 0 1'.001' Dial Indicator, 1 x Magnetic Base Holder, 1 x 22 pieces Indicator Points Set(AGD specifications,4 48 threads), 1 x Red Hard Plastic Case. Great Dial Indicator with Magnetic Base and Point Precision Inspection Set, Dial indicator set with magnetic base, Dial indicator gauge and magnetic base set, Magnetic holder dial indicator, Magnet base dial indicator.