Thread Tap App - The Best Web and Mobile App for users of special metal cutting taps and threading tools. MILL DETAILS. TMGC 5/16 X 24 .235 ... MILL DETAILS. TMGC 5/16 X 24 .235 . Min Thread Diameter: 5/16" TPI: 24: EDP: 14355 # of Flutes: 3: Picture Drawing Model. PRICING; Qty 1: Application Notes: Designed with the same characteristics as our ...