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Cutting tool categories

  CLICK SELECTED TAP SIZE TO ADD ITEM TO SHOPPING CART

TAPS
TAPER SERIES

HIGH SPEED GROUND THREAD STEEL

ALSO REFERRED TO AS STARTING TAPS. MANUFACTURED TO THE HIGHEST STANDARDS OF QUALITY .

Tap size

Thread Drill size Drill decimal
0/80 UNF 3/64 .047
1/64 UNC 53 .060
1/72 UNF 53 .060
2/56 UNC 50 .070
2/64 UNF 50 .070
3/48 UNC 47 .079
3/56 UNF 46 .081
4/48 UNF 43 .089
5/40 UNC 40 .098
5/44 UNF 38 .102
6/32 UNC 37 .104
6/40 UNF 34 .111
8/32 UNC 29 .136
8/36 UNF 29 .136
10/24 UNC 25 .150
10/32 UNF 21 .159
12/24 UNC 16 .177
12/28 UNF 14 .182
1/4-20 UNC 7 .201
1/4-28 UNF 3 .213
5/16-18 UNC F .257
5/16-24 UNF I .272
3/8-16 UNC 5/16 .313
3/8-24 UNF Q .332
7/16-14 UNC 23/64 .359
7/16-20 UNF 25/64 .391
1/2-13 UNC 27/64 .422
1/2-20 UNF 29/64 .453
9/16-12 UNC 31/64 .484
9/16-18 UNF 1/2 .500
5/8-11 UNC 17/32 .531
5/18-18 UNF 9/16 .563
11/16-11 UNC 19/32 .594
11/16-16 UNF 5/8 .625
3/4-10 UNC 21/32 .656
3/4-16 UNF 11/16 .688
7/8-9 UNC 49/64 .766
7/8-14 UNF 13/16 .813
1-8 UNC 7/8 .875
1-12 UNF 29/32 .906
1-1/8-7 UNC 63/64 .984
1-1/8-12 UNF 1-3/64 1.047
1-1/4-7 UNC 1-3/32 1.094
1-1/4-12 UNF 1-11/64 1.172
1-3/8-6 UNC 1-13/64 1.203
1-3/8-12 UNF 1-19/64 1.297
1-1/2-6 UNC 1-21/64 1.328
1-1/2-12 UNF 1-27/64 1.422
1-3/4-5 UNC 1-35/64 1.547
2-4-1/2 UNC 1-25/32 1.781