Attributes . 12 Pt. Std.: 19mm, 21mm, 22mm, 23mm, 24mm, 26mm, 27mm, 29mm, 30mm, 32mm, 35mm, 36mm, 38mm, 41mm, 46mm, 50mm, 12 Pt. Std.: 7/8", 15/16", 1", 1-1/16", 1-1/8", 1-3/16", 1-1/4", 1-5/16", 1-3/8", 1-7/16", 1-1/2", 1-5/8", 1-3/4", 1-13/16", 1-7/8", 2", Accessories - Quick-Release Ratchet:20", 18" Sliding T-Bar, 4", 8" and 16" Extension Bars . Names