PREMIUM QUALITY AMERICAN-MADE CUTTING TOOLS Technical Information
GENERAL PURPOSE TAPS
OVERALL LENGTH SHANK DIAMETER SQUARE MACHINE SCREW TAPS (NC&NF) THREAD LENGTH SQUARE LENGTH
PULLEY TAPS
SHANK DIAMETER SQUARE
GROUND LENGTH
NECK LENGTH
THREAD LENGTH
SQUARE LENGTH
SIZE
SIZE
.110 .110 .110 .110 .110 .110 .110 .131 .152 .165
.141 .141 .141 .141 .141 .141 .141 .168 .194 .220
5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 7/8 15/16
#0 (.060) #1 (.073) #2 (.066) #3 (.099) #4 (.112) #5 (.125) #6 (.138) #8 (.164) #10 (.190) #12 (.216)
1-5/8 1-11/16 1-3/4 1-13/16 1-7/8 1-15/16 2
3/16 3/16 3/16 3/16 3/16 3/16 3/16 1/4 1/4 9/32
.191 .238 .286 .333 .380 .475 .569
3/8 3/8 3/8 7/16
1-1/2 1-9/16 1-5/8 1-11/16 1-11/16 2 2-1/4
.255 .318 .381 .444 .507 .633 .759
5/16 3/8 7/16 1/2 9/16 11/16 3/4
1 1-1/8 1-1/4 1-7/16 1-21/32 1-13/16 2
1/4 5/16 3/8 7/16
1/2 5/8 3/4
1/2 5/8 3/4
2-1/8 2-3/8 2-3/8
SEE PAGE 167 FOR OVERALL LENGTHS AVAILABLE.
SMALL SHANK EXTENSION TAPS
SQUARE LENGTH
SHANK DIAMETER SQUARE
THREAD LENGTH
SIZE
NC/NF
FRACTIONAL SIZE TAPS (NC&NF) SIZE OVERALL LENGTH THREAD LENGTH SQUARE LENGTH SHANK DIAMETER SQUARE
0.097 0.123 0.136 0.136 0.185 0.185 0.240 0.240 0.275 0.275 0.323 0.323 0.367 0.367 0.480 0.480 0.590 0.590
0.073 0.092 0.102 0.102 0.139 0.139 0.180 0.180 0.206 0.206 0.242 0.242 0.275 0.275 0.360 0.360 0.442 0.442
6 – 32 8 – 32 10 – 24 10 – 32 1/4 – 20 1/4 – 28 5/16 – 18 5/16 – 24 3/8 – 16 3/8 – 24 7/16 – 14 7/16 – 20 1/2 – 13 1/2 – 20 5/8 – 11 5/8 – 18 3/4 – 10 3/4 – 16
NC NC NC NF NC NF NC NF NC NF NC NF NC NF NC NF NC NF
11/16 3/4 7/8 7/8
3/16 1/4 1/4 1/4 5/16 5/16
1 1
.191 .238 .286 .242 .275 .322 .360 .406 .442 .523 .600 .672 .766 .831 .925
.255 .318 .381 .323 .367 .429 .480 .542 .590 .697 .800 .896
5/16 3/8 7/16 13/32 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 1 1-1/16 1-1/8
1 1-1/8 1-1/4 1-7/16 1-21/32 1-21/32 1-13/16 1-13/16 2 2-7/32 2-1/2 2-9/16 2-9/16
2-1/2 2-23/32 2-15/16 3-5/32 3-3/8 3-19/32 3-13/16 4-1/32 4-1/4 4-11/16 5-1/8 5-7/16 5-3/4 6-1/16 6-3/8
1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16
1-1/8 1-1/8 1-1/4 1-1/4
3/8 3/8
7/16 7/16
1-7/16 1-7/16 1-21/32 1-21/32 1-13/16 1-13/16
13/32 13/32
7/16 7/16 9/16 9/16
3/4 7/8 1
2 2
11/16 11/16
1-1/8 1-1/4 1-3/8 1-1/2
1.021 1.108 1.233
METRIC TAPS
3 3
INCH BLANK
SHANK
SQUARE LENGTH
THREAD LENGTH
OVERALL LENGTH
SIZE
ARE
#0 #2 #3 #5 #6 #8
.110 .110 .110 .110 .110 .131 .152 .152 .191 .191 .238 .238 .286 .275 .322 .360 .406 .489 .570 .766 .925
.141 .141 .141 .141 .141 .168 .194 .194 .255 .255 .318 .318 .381 .367 .429 .480 .542 .652 .760
3/16 3/16 3/16 3/16 3/16
5/16 7/16
1-5/8 1-3/4
M1.6 x 0.35 M2 x 0.40 M2.5 x 0.45 M3 x 0.50 M3.5 x 0.60 M4 x 0.70 M4.5 x 0.75 M5 x 0.80 M6 x 1 M6.3 x 1 M7 x 1 M8 x 1.25 M10 x 1.50 M12 x 1.75 M18 x 2.50 M20 x 2.50 M24 x 3 M30 x 3.50 M36 x 4 M14 x 2 M16 x 2
PIPE TAPS - STRAIGHT & TAPER SIZE OVERALL LENGTH THREAD LENGTH SQUARE LENGTH
1/2 5/8 11/16
1-13/16 1-15/16 2
SHANK DIAMETER SQUARE
1/4 1/4 1/4
3/4 7/8 7/8
2-1/8 2-3/8 2-3/8 2-1/2 2-1/2
1/16 – 27 1/8 – 27 1/8 – 27 1/4 – 18 3/8 – 18 1/2 – 14 3/4 – 14 1 – 11-1/2 1-1/4 – 11-1/2 1-1/2 – 11-1/2 2 – 11-1/2
.3125 .3125(SS) .4375(LS)
2-1/8 2-1/8 2-1/8
.234 .234 .328 .421 .531 .515 .679 .843 .984
11/16 3/4 3/4 1-1/16 1-1/16
3/8 3/8 3/8 7/16
#10 #10 1/4 1/4 5/16 5/16 3/8 1/2 9/16 5/8
5/16 5/16
1 1
2-7/16 2-9/16
.5625 .7000 .6875 .9063
3/8 3/8
1-1/8 1-1/8 1-1/4
2-23/32 2-23/32 2-15/16 3-3/8 3-19/32 3-13/16 4-1/32 4-15/32 4-29/32 5-7/16 6-1/16
1/2 5/8
3-1/8 3-1/4 3-3/4 4 4-1/4 4-1/2
1-3/8 1-3/8 1-3/4 1-3/4 1-3/4 1-3/4
7/16 7/16 1/2 9/16 5/8 11/16 3/4 1 1-1/8
1-21/32 1-21/32 1-13/16 1-13/16 2 2-7/32 2-9/16 3
11/16 13/16 15/16 1 1-1/8
1.1250 1.3125 1.5000 1.8750
11/16 13/16 15/16 1-3/16 1-7/16
1.125 1.406
1.021 1.233
(SS) = SMALL SHANK (LS) = LARGE SHANK
MADE IN THE USA
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