|
| 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 |
|
