Tap Drill Sizes - btc-bci.com

1 Tap Drill Sizes - National Coarse Tap Drill Tap Drill Tap Drill #0-80 3/64" #1-64 #53 #2-56 #51 #3-48 5/64" #4-40 #43 #5-40 #39 #6-32 #36 #8-32 #29 #10-24 #25 #12-24 #17 #1/4-20 #7 #5/16-18 #F #3/8-16 5/16" #7/16-14 #U #1/2-13 27/64" #9/16-12 31/64" #5/8-11 17/32" #3/4-10 21/32" #7/8-9 49/64" #1-8 7/8" #1 1/8-7 63/64" #1 1/4-7 1 7/64" #1 1/2-6 1 11/32" #1 3/4-5 1 35/64" #2 -4 1/2 1 25/32" Tap Drill Sizes - National Fine Tap Drill Tap Drill Tap Drill #1-72 #53 #2-64 #50 #3-56 #46 #4-48 #42 #5-44 #37 #6-40 #33 #8-36 #29 #10-32 #21 #12-28 #15 #1/4-28 #3 #5/16-24 #I #3/8-24 #Q #7/16-20 #W #1/2-20 29/64" #9/16-18 33/64" #5/8-18 37/64" #3/4-16 11/16" #7/8-14 13/16" #1-14 15/16" #1 1/8 - 12 1 3/16" #1 1/4 - 12 1 11/64" #1 1/2 - 12 1 27/64" #1 3/4 - 12 1 43/64" #2 - 12 1 59/64" Tap Drill Sizes - Metric Coarse Tap Drill Tap Drill Tap Drill M1 x.

2 25 x .25 x .25 x .3 x .35 x .35 x .35 M2 x .4 x .45 x .45 M3 x .5 x .6 M4 x .7 x .75 M5 x .8 M6 x 1 M7 x 1 M8 x M9 x M10 x M11 x M12 x M14 x 2 M16 x 2 M18 x M20 x M22 x M24 x 3 M27 x 3 M30 x M33 x M36 x 4 M39 x 4 Tap Drill Sizes - Metric Fine Tap Drill Tap Drill Tap Drill n/a n/a M4 x .35 M4 x .5 M5 x .5 M6 x .5 M6 x .75 M7 x .75 M8 x .5 M8 x .75 M8 x 1 M9 x 1 M10 x .75 M10 x 1 M10 x M11 x 1 M12 x .75 M12 x 1 M12 x M14 x 1 M14 x M14 x M16 x 1 M16 x M18 x 1 M18 x 2 M20 x 1 M20 x M20 x 2 M22 x 1 M22 x M22 x 2 M24 x M24 x 2 M26 x M27 x M27 x 2 M28 x M30 x M30 x 2 M33 x 2 M36 x 3 M39 x 3