Drill Size Chart

Click Below to see our Drill Size Chart

fractioninmm
1⁄640.0156250.396875
1⁄320.031250.79375
3⁄640.0468751.190625
1⁄160.06251.5875
5⁄640.0781251.984375
3⁄320.093752.38125
7⁄640.1093752.778125
1⁄80.1253.175
9⁄640.1406253.571875
5⁄320.156253.96875
11⁄640.1718754.365625
3⁄160.18754.7625
13⁄640.2031255.159375
7⁄320.218755.55625
15⁄640.2343755.953125
1⁄40.2506.350
17⁄640.2656256.746875
9⁄320.281257.14375
19⁄640.2968757.540625
5⁄160.31257.9375
21⁄640.3281258.334375
11⁄320.343758.73125
23⁄640.3593759.128125
3⁄80.3759.525
25⁄640.3906259.921875
13⁄320.4062510.31875
27⁄640.42187510.715625
7⁄160.437511.1125
29⁄640.45312511.509375
15⁄320.4687511.90625
31⁄640.48437512.303125
1⁄20.50012.700
33⁄640.51562513.096875
17⁄320.5312513.49375
35⁄640.54687513.890625
9⁄160.562514.2875
37⁄640.57812514.684375
19⁄320.5937515.08125
39⁄640.60937515.478125
5⁄80.62515.875
41⁄640.64062516.271875
21⁄320.6562516.66875
43⁄640.67187517.065625
11⁄160.687517.4625
45⁄640.70312517.859375
23⁄320.7187518.25625
47⁄640.73437518.653125
3⁄40.75019.050
49⁄640.76562519.446875
25⁄320.7812519.84375
51⁄640.79687520.240625
13⁄160.812520.6375
53⁄640.82812521.034375
27⁄320.8437521.43125
55⁄640.85937521.828125
7⁄80.87522.225
57⁄640.89062522.621875
29⁄320.9062523.01875
59⁄640.92187523.415625
15⁄160.937523.8125
61⁄640.95312524.209375
31⁄320.9687524.60625
63⁄640.98437525.003125
11.00025.400
gaugeinmm
A0.2345.944
B0.2386.045
C0.2426.147
D0.2466.248
E0.2506.350
F0.2576.528
G0.2616.629
H0.2666.756
I0.2726.909
J0.2777.036
K0.2817.137
L0.2907.366
M0.2957.493
N0.3027.671
O0.3168.026
P0.3238.204
Q0.3328.433
R0.3398.611
S0.3488.839
T0.3589.093
U0.3689.347
V0.3779.576
W0.3869.804
X0.39710.08
Y0.40410.26
Z0.41310.49
sizeinmm
1.0mm0.03941.000
1.5mm0.05911.500
2.0mm0.07872.000
2.5mm0.09842.500
3.0mm0.11813.000
3.5mm0.13783.500
4.0mm0.15754.000
4.5mm0.17724.500
5.0mm0.19695.000
5.5mm0.21655.500
6.0mm0.23626.000
6.5mm0.25596.500
7.0mm0.27567.000
7.5mm0.29537.500
8.0mm0.3158.000
8.5mm0.33468.500
9.0mm0.35439.000
9.5mm0.3749.500
10.0mm0.393710.000
10.5mm0.413410.500
11.0mm0.433111.000
11.5mm0.452811.500
12.0mm0.472412.000
12.5mm0.492112.500
13.0mm0.511813.000
gaugeinmm
800.01350.343
790.01450.368
780.0160.406
770.0180.457
760.0200.508
750.0210.533
740.02250.572
730.0240.610
720.0250.635
710.0260.660
700.0280.711
690.02920.742
680.0310.787
670.0320.813
660.0330.838
650.0350.889
640.0360.914
630.0370.940
620.0380.965
610.0390.991
600.0401.016
590.0411.041
580.0421.067
570.0431.092
560.04651.181
550.0521.321
540.0551.397
530.05951.511
520.06351.613
510.0671.702
500.0701.778
490.0731.854
480.0761.930
470.07851.994
460.0812.057
450.0822.083
440.0862.184
430.0892.261
420.09352.375
410.0962.438
400.0982.489
390.09952.527
380.10152.578
370.1042.642
360.10652.705
350.1102.794
340.1112.819
330.1132.870
320.1162.946
310.1203.048
300.12853.264
290.1363.454
280.14053.569
270.1443.658
260.1473.734
250.14953.797
240.1523.861
230.1543.912
220.1573.988
210.1594.039
200.1614.089
190.1664.216
180.16954.305
170.1734.394
160.1774.496
150.1804.572
140.1824.623
130.1854.699
120.1894.801
110.1914.851
100.19354.915
90.1964.978
80.1995.055
70.2015.105
60.2045.182
50.20555.220
40.2095.309
30.2135.410
20.2215.613
10.2285.791