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Scottsdale Store: 480-990-7690
Drill Size Diameter (in) Diameter (mm)
#107 0.0019 0.0483
#106 0.0023 0.0584
#105 0.0027 0.0686
#104 0.0031 0.0787
#103 0.0035 0.0889
#102 0.0039 0.0991
#101 0.0043 0.1092
#100 0.0047 0.1194
#99 0.0051 0.1295
#98 0.0055 0.1397
#97 0.0059 0.1499
#96 0.0063 0.1600
#95 0.0067 0.1702
#94 0.0071 0.1803
#93 0.0075 0.1905
#92 0.0079 0.2007
#91 0.0083 0.2108
#90 0.0087 0.2210
#89 0.0091 0.2311
#88 0.0095 0.2413
Drill Size Diameter (in) Diameter (mm)
#87 0.0100 0.2540
#86 0.0105 0.2667
#85 0.0110 0.2794
#84 0.0115 0.2921
#83 0.0120 0.3048
#82 0.0125 0.3175
#81 0.0130 0.3302
#80 0.0135 0.3429
#79 0.0145 0.3683
1/64 in 0.0156 0.3969
#78 0.0160 0.4064
#77 0.0180 0.4572
#76 0.0200 0.5080
#75 0.0210 0.5334
#74 0.0225 0.5715
#73 0.0240 0.6096
#72 0.0250 0.6350
#71 0.0260 0.6604
#70 0.0280 0.7112
#69 0.0292 0.7417
Drill Size Diameter (in) Diameter (mm)
#68 0.0310 0.7874
1/32 in 0.0313 0.7938
#67 0.0320 0.8128
#66 0.0350 0.8890
#65 0.0360 0.9144
#64 0.0370 0.9398
#63 0.0380 0.9652
#62 0.0380 0.9652
#61 0.0390 0.9906
#60 0.0400 1.0160
#59 0.0410 1.0414
#58 0.0420 1.0668
#57 0.0430 1.0922
#56 0.0465 1.1811
3/64 in 0.0469 1.1906
#55 0.0520 1.3208
#54 0.0550 1.3970
#53 0.0595 1.5113
1/16 in 0.0625 1.5875
#52 0.0635 1.6129
Drill Size Diameter (in) Diameter (mm)
#51 0.0670 1.7018
#50 0.0700 1.7780
#49 0.0730 1.8542
#48 0.0760 1.9304
5/64 in 0.0781 1.9844
#47 0.0785 1.9939
#46 0.0810 2.0574
#45 0.0820 2.0828
#44 0.0860 2.1844
#43 0.0890 2.2606
#42 0.0935 2.3749
3/32 in 0.0938 2.3813
#41 0.0960 2.4384
#40 0.0980 2.4892
#39 0.0995 2.5273
#38 0.1015 2.5781
#37 0.1040 2.6416
#36 0.1065 2.7051
7/64 in 0.1094 2.7781
#35 0.1100 2.7940
Drill Size Diameter (in) Diameter (mm)
#34 0.1110 2.8194
#33 0.1130 2.8702
#32 0.1160 2.9464
#31 0.1200 3.0480
1/8 in 0.1250 3.1750
#30 0.1285 3.2639
#29 0.1360 3.4544
#28 0.1405 3.5687
9/64 in 0.1406 3.5719
#27 0.1440 3.6576
#26 0.1470 3.7338
#25 0.1495 3.7973
#24 0.1520 3.8608
#23 0.1540 3.9116
5/32 in 0.1563 3.9688
#22 0.1570 3.9878
#21 0.1590 4.0386
#20 0.1610 4.0894
#19 0.1660 4.2164
#18 0.1695 4.3053
Drill Size Diameter (in) Diameter (mm)
11/64 in 0.1719 4.3656
#17 0.1730 4.3942
#16 0.1770 4.4958
#15 0.1800 4.5720
#14 0.1820 4.6228
#13 0.1850 4.6990
3/16 in 0.1875 4.7625
#12 0.1890 4.8006
#11 0.1910 4.8514
#10 0.1935 4.9149
#9 0.1960 4.9784
#8 0.1990 5.0546
#7 0.2010 5.1054
13/64 in 0.2031 5.1594
#6 0.2040 5.1816
#5 0.2055 5.2197
#4 0.2090 5.3086
#3 0.2130 5.4102
7/32 in 0.2188 5.5563
#2 0.2210 5.6134
Drill Size Diameter (in) Diameter (mm)
#1 0.2280 5.7912
A 0.2340 5.9436
15/64 in 0.2344 5.9531
B 0.2380 6.0452
C 0.2420 6.1468
D 0.2460 6.2484
1/4 in 0.2500 6.3500
E 0.2500 6.3500
F 0.2570 6.5278
G 0.2610 6.6294
17/64 in 0.2656 6.7469
H 0.2660 6.7564
I 0.2720 6.9088
J 0.2770 7.0358
K 0.2810 7.1374
9/32 in 0.2813 7.1438
L 0.2900 7.3660
M 0.2950 7.4930
19/64 in 0.2969 7.5406
N 0.3020 7.6708
Drill Size Diameter (in) Diameter (mm)
5/16 in 0.3125 7.9375
O 0.3160 8.0264
P 0.3230 8.2042
21/64 in 0.3281 8.3344
Q 0.3320 8.4328
R 0.3390 8.6106
11/32 in 0.3438 8.7313
S 0.3480 8.8392
T 0.3580 9.0932
23/64 in 0.3594 9.1281
U 0.3680 9.3472
3/8 in 0.3750 9.5250
V 0.3770 9.5758
W 0.3860 9.8044
25/64 in 0.3906 9.9219
X 0.3970 10.0838
Y 0.4040 10.2616
13/32 in 0.4063 10.3188
Z 0.4130 10.4902
27/64 in 0.4219 10.7156
Drill Size Diameter (in) Diameter (mm)
7/16 in 0.4375 11.1125
29/64 in 0.4531 11.5094
15/32 in 0.4688 11.9063
31/64 in 0.4844 12.3031
1/2 in 0.5000 12.7000
33/64 in 0.5156 13.0969
17/32 in 0.5313 13.4938
35/64 in 0.5469 13.8906
9/16 in 0.5625 14.2875
37/64 in 0.5781 14.6844
19/32 in 0.5938 15.0813
39/64 in 0.6094 15.4781
5/8 in 0.6250 15.8750
41/64 in 0.6406 16.2719
21/32 in 0.6563 16.6688
43/64 in 0.6719 17.0656
11/16 in 0.6875 17.4625
45/64 in 0.7031 17.8594
23/32 in 0.7188 18.2563
47/64 in 0.7344 18.6531
Drill Size Diameter (in) Diameter (mm)
3/4 in 0.7500 19.0500
49/64 in 0.7656 19.4469
25/32 in 0.7813 19.8438
51/64 in 0.7969 20.2406
13/16 in 0.8125 20.6375
53/64 in 0.8281 21.0344
27/32 in 0.8438 21.4313
55/64 in 0.8594 21.8281
7/8 in 0.8750 22.2250
57/64 in 0.8906 22.6219
29/32 in 0.9063 23.0188
59/64 in 0.9219 23.4156
15/16 in 0.9375 23.8125
61/64 in 0.9531 24.2094
31/32 in 0.9688 24.6063
63/64 in 0.9844 25.0031
1 in 1.0000 25.4000
1 1/64 in 1.0156 25.7969
1 1/32 in 1.0313 26.1938
1 3/64 in 1.0469 26.5906
Drill Size Diameter (in) Diameter (mm)
1 1/16 in 1.0625 26.9875
1 5/64 in 1.0781 27.3844
1 3/32 in 1.0938 27.7813
1 7/64 in 1.1094 28.1781
1 1/8 in 1.1250 28.5750
1 9/64 in 1.1406 28.9719
1 5/32 in 1.1563 29.3688
1 11/64 in 1.1719 29.7656
1 3/16 in 1.1875 30.1625
1 13/64 in 1.2031 30.5594
1 7/32 in 1.2188 30.9563
1 15/64 in 1.2344 31.3531
1 1/4 in 1.2500 31.7500
1 17/64 in 1.2656 32.1469
1 9/32 in 1.2813 32.5438
1 19/64 in 1.2969 32.9406
1 5/16 in 1.3125 33.3375
1 21/64 in 1.3281 33.7344
1 11/32 in 1.3438 34.1313
1 23/64 in 1.3594 34.5281
Drill Size Diameter (in) Diameter (mm)
1 3/8 in 1.3750 34.9250
1 25/64 in 1.3906 35.3219
1 13/32 in 1.4063 35.7188
1 27/64 in 1.4219 36.1156
1 7/16 in 1.4375 36.5125
1 29/64 in 1.4531 36.9094
1 15/32 in 1.4688 37.3063
1 31/64 in 1.4844 37.7031
1 1/2 in 1.5000 38.1000
1 33/64 in 1.5156 38.4969
1 17/32 in 1.5313 38.8938
1 35/64 in 1.5469 39.2906
1 9/16 in 1.5625 39.6875
1 37/64 in 1.5781 40.0844
1 19/32 in 1.5938 40.4813
1 39/64 in 1.6094 40.8781
1 5/8 in 1.6250 41.2750
1 41/64 in 1.6406 41.6719
1 21/32 in 1.6563 42.0688
1 43/64 in 1.6719 42.4656
Drill Size Diameter (in) Diameter (mm)
1 11/16 in 1.6875 42.8625
1 45/64 in 1.7031 43.2594
1 23/32 in 1.7188 43.6563
1 47/64 in 1.7344 44.0531
1 3/4 in 1.7500 44.4500
1 49/64 in 1.7656 44.8469
1 25/32 in 1.7813 45.2438
1 51/64 in 1.7969 45.6406
1 13/16 in 1.8125 46.0375
1 53/64 in 1.8281 46.4344
1 27/32 in 1.8438 46.8313
1 55/64 in 1.8594 47.2281
1 7/8 in 1.8750 47.6250
1 57/64 in 1.8906 48.0219
1 29/32 in 1.9063 48.4188
1 59/64 in 1.9219 48.8156
1 15/16 in 1.9375 49.2125
1 61/64 in 1.9531 49.6094
1 31/32 in 1.9688 50.0063
1 63/64 in 1.9844 50.4031
2 in 2.0000 50.8000
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