Chicago Latrobe 18pc Spiral Tap & Drill Set NC 6-32 to 1/2-13 Jobber Made in USA

Details:M7 HI-Moly HSS Steel.Chicago Latrobe’s GT18 style Bright Finish Series.18pc. Jobber and spiral tap set with 118 Degree Point Bits.4 Flute Taps.2 Tier Steel Index Case with Marked Sizes, USA.Sizes:Drill Sizes: #36, 29, 25, 21, 7, F, 5/16, U & 27/64”.Tap Sizes: #6-32 NC, #8-32 NC, #10-24 NC, #10-32 NF, 1/4-20 NC, 5/16-18 NC, 3/8-16 NC, 7/16-14 NC, 1/2-13 NC.