STARRETT Set Including Magnetic Base, Upright Post Assembly, 25-131J Dial Indicator And Case / Model: 657EZ Measuring Instruments (Precision Tools) Precision Hand Tools Indicators & Gages Malaysia, Melaka, Selangor, Kuala Lumpur (KL Available with or without Starrett AGD Dial Indicators: inch reading 25-131J (graduation . Magnetic Base, Range 0.125 In., Range per Revolution 0.050 In., Dial Reading 0-25-0, Magnetic Pull (Lb.) 100, Base Size (In.) 1 15/16 W x 1 5/8 D x 1... Other indicators can be furnished on request. Starrett universal indicator holder with no.657 magnetic base The swivel post assembly on these holders provides universal adjustment in both horizontal and vertical planes Three precision ground magnetic contact surfaces (plus V-step) Starrett 657EZ ndcator Wth Magnetc Base for sale onlne | eBay Grips horizontally, vertically or upside down. Extra #1/4-20 tapped hole in one side of base (not shown) for mounting post. V-step holds base to round surfaces.