22 Piece Set SPI 20-619-3 Select-A-Point Drop Indicator Contact Point Kit. 4-48 Thread. Set Includes 22 of the most popular configurations: 1/16 Diameter Bent Point; 3/8, 5/8, 7/8 Long Radius Points; 1/4, 3/8, 1/2, 5/8, 3/4, 7/8 Long Flat Tips; Radial & Flat Button Points; .06, .03 Short Straight Needle Flat Tips; .03 Long Straight Needle Flat Tip; 1/2, 5/8, 3/4, 7/8 Long Conical Tip Points; 3/4 & 1-1/4" Long Soft Turntable Points; 1/16 Diameter Ball Point x 3/4 Long