Huot Drill Bit Index for Wire Gauge Sizes #1 to #60
Huot Drill Bit Index for Jobber Length Sizes 1/16" to 1/2" in 1/64" Increments
Huot Tap and Drill Bit Index for NC Tap Sizes #6-32 to 1/2"-13 and Drill Bit Sizes #36 to 27/64"
Mitutoyo 050101, Edge Finder, 3/8" Dia. Shank, .200" Dia. Tip
Huot Tap and Drill Bit Index for NF Tap Sizes #6-40 to 1/2"-20 and Drill Bit Sizes #33 to 29/64"