Indicator Contact Point,1/8L x 1/2 Round
.Starrett 2700, Starrett 2900, Starrett 3900, Starrett 655, Starrett 656, Starrett 81, Starrett 25, Contact Point Material Steel, Contact Point Shape Radius, Contact Point Thread Size #4-48, For Use With AGD Indicator, Includes Case No, Number of Pieces 1, Overall Length 1/8 in, Contact Point Tip Diameter 1/2 in Button Contact Point, Compatible with Brand and Series Starrett Series: 25, 81, 655, 656, 2700, 2900, 3900 Dial and Digital Indicators, Compatible with Manufacturer Model No.