AGD Indicator Accessory Contact Point Kit This kit is designed to work with all indicators with 4-48 threads. Kit includes 1 each of the following... 5/32" Shell Type Contact Point 1/2" Shell Type Contact Point 3/4" Shell Type Contact Point 1" Shell Type Contact Point 3/8" Diameter Radius Button Point 1/2" Diameter Flat Point 3/8" Diameter Flat Point 0.60" Long Needle Point 60° Cone Point 90° Cone Point