Fowler 52-520-110 AGD Dial Indicator, White Face, 1" Travel, 001&rdquo; Reading, 2.25" Diameter Fowler AGD dial white face indicator with 1" travel, 001 reading and 2.25" diameter Revolution counter hand and comes with lug backs positioned through 90 increments Spindle rack & contact points of hardened stainless steel for long wear; cases forged brass, satin-chromed; gear wheels hard brass Extra long springs for uniform pressure through entire travel of spindle, bezel knurled; easily adjusted thru 360 Full 1 year warranty offered by Fowler High Precision, an American company