Sae Tap Drill Sizes; Metric Tap Drill Sizes; Decimal Equivalents - Polaris 600 RUSH 2010 Manual

SAE Tap Drill Sizes

Thread Size/ Drill Size
#0-80 3/64
#1-64 53
#1-72 53
#2-56 51
#2-64 50
#3-48 5/64
#3-56 45
#4-40 43
#4-48 42
#5-40 38
#5-44 37
#6-32 36
#6-40 33
#8-32 29
#8-36 29
#10-24 24
#10-32 21
#12-24 17
#12-28 4.6mm
1/4-20 7
1/4-28 3
5/16-18 F
5/16-24 I
3/8-16 O
3/8-24 Q
7/16-14 U
7/16-20 25/64

Metric Tap Drill Sizes

Tap Size Drill Size
3x.50 #39
3x.60 3/32
4x.70 #30
4x.75 1/8
5x.80 #19
5x.90 #20
6x1.00 #9
7x1.00 16/64
8x1.00 J
8x1.25 17/64
9x1.00 5/16
9x1.25 5/16
10x1.25 11/32
10x1.50 R
11x1.50 3/8
12x1.50 13/32
12x1.75 13/32
Thread Size / Drill Size
1/2-13 27/64
1/2-20 29/64
9/16-12 31/64
9/16-18 33/64
5/8-11 17/32
5/8-18 37/64
3/4-10 21/32
3/4-16 11/16
7/8-9 49/64
7/8-14 13/16
1-8 7/8
1-12 59/64
1 1/8-7 63/64
1 1/8-12 1 3/64
1 1/4-7 1 7/64
1 1/4-12 1 11/64
1 1/2-6 1 11/32
1 1/2-12 1 27/64
1 3/4-5 1 9/16
1 3/4-12 1 43/64
2-4 1/2 1 25/32
2-12 1 59/64
2 1/4-4 1/2 2 1/32
2 1/2-4 2 1/4
2 3/4-4 2 1/2
3-4 2 3/4
Decimal Nearest
Equivalent Fraction
0.0995 3/32
0.0937 3/32
0.1285 1/8
0.125 1/8
0.166 11/64
0.161 5/32
0.196 13/64
0.234 15/64
0.277 9/32
0.265 17/64
0.3125 5/16
0.3125 5/16
0.3437 11/32
0.339 11/32
0.375 3/8
0.406 13/32
0.406 13/32
General Information

Decimal Equivalents

1/64 ................................................................ ............. .0156
............. 1/32 ..................... ...............0312 .... 1 mm= .0394"
3/64 ................................... ...............0469
............. 1/16 ..................... ...............0625
5/64 ................................... ...............0781 .... 2 mm = .0787"
............. 3/32 ..................... ...............0938
7/64 ................................... ...............1094 .... 3 mm =.1181"
............. 1/8......... .1250
9/64 ................................... ...............1406
............. 5/32 ..................... ...............1563 .... 4 mm = .1575"
11/64 ................................. ...............1719
............. 3/16 ..................... ...............1875 .... 5mm= .1969"
13/64 ................................. ...............2031
............. 7/32 ..................... ...............2188
15/64 ................................. ...............2344 .... 6 mm = .2362"
............. 1/4......... .25
17/64 ................................. ...............2656 .... 7 mm = .2756"
............. 9/32 ..................... ...............2813
19/64 ................................. ...............2969
............. 5/16 ..................... ...............3125 .... 8mm= .3150"
21/64 ................................. ...............3281
............. 11/32 .................. ...............3438 .... 9 mm = .3543"
23/64 ................................. ...............3594
............. 3/8......... .375
25/64 ................................. ...............3906 .... 10 mm = .3937"
............. 13/32 ................... ...............4063
27/64 ................................. ...............4219 .... 11 mm =.4331"
............. 7/16 ...................... ...............4375
29/64 ................................. ...............4531
............. 15/32 ................... ...............4688 .... 12 mm = .4724"
31/64 ................................. ...............4844
............. 1/2......... .5 ....................... ............. 13mm = .5118"
33/64 ................................. ...............5156
............. 17/32 ................... ...............5313
35/64 ................................. ...............5469 .... 14 mm = .5512"
............. 9/16 ..................... ...............5625
37/64 ................................. ...............5781 .... 15 mm = .5906"
............. 19/32 ................... ...............5938
39/64 ................................. ...............6094
............. 5/8......... .625 ................... ............. 16mm=. 6299"
41/64 ................................. ...............6406
............. 21/32 ................... ...............6563 .... 17 mm =.6693"
43/64 ................................. ...............6719
............. 11/16 ................... ...............6875
45/64 ................................. ...............7031 .... 18 mm = .7087"
............. 23/32 .................... ...............7188
47/64 ................................. ...............7344 .... 19 mm = .7480"
............. 3/4......... .75
49/64 ................................. ...............7656
............. 25/32 ................... ...............7813 .... 20 mm = .7874"
51/64 ................................. ...............7969
............. 13/16 ................... ...............8125 .... 21 mm =.8268"
53/64 ................................. ...............8281
............. 27/32 ................... ...............8438
55/64 ................................. ...............8594 .... 22 mm = .8661"
............. 7/8......... .875
57/64 ................................. ...............8906 .... 23 mm = .9055"
............. 29/32 ................... ...............9063
59/64 ................................. ...............9219
............. 15/16 .................... ...............9375 .... 24 mm = .9449"
61/64 ................................. ...............9531
............. 31/32 ................... ...............9688 .... 25 mm = .9843"
63/64 ................................. ...............9844
............. 1............ 1.0
1
1.73