70512 Item Name: Hand Tap Tap Size: 2 7/8 in Morse Taper Shank: 5 Body Dia.: 3 9/16 in Body Proj.: 4 13/16 in Tap Shank Dia.: 2.475 in Tap Shank Square: 1.856 in Depth Tap Enters: 3.63 in A- Body Dia. B- Body Proj.