Parlec 0.168" Tap Shank Diam, 0.131" Tap Square Size #8 Tap 7716CG-3-
Parlec 0.168″ Tap Shank Diam, 0.131″ Tap Square Size #8 Tap 7716CG-3-. Tap Size (mm) M4. Interstate Taper Shank Drill Bit 1-23/32 Dia. 118º 5MT HSS #01551464. Gibraltar 0.004″ Thick 0.25 to 0.255″ In x 0.37 to 0.38″ OD Round.