Drill Sizes: Number, Letter and Fractions |
||||||
Number & Letter Drills |
Fractional Drills |
Decimal Equivalents |
|
Number & Letter Drills |
Fractional Drills |
Decimal Equivalents |
80 |
-- |
.0135 |
|
-- |
13/64 |
.2031 |
79 |
-- |
.0145 |
|
6 |
-- |
.2040 |
-- |
1/64 |
.0156 |
|
5 |
-- |
.2055 |
78 |
-- |
.0160 |
|
4 |
-- |
.2090 |
77 |
-- |
.0180 |
|
3 |
-- |
.2130 |
76 |
-- |
.0200 |
|
-- |
7/32 |
.2187 |
75 |
-- |
.0210 |
|
2 |
-- |
.2210 |
74 |
-- |
.0225 |
|
1 |
-- |
.2280 |
73 |
-- |
.0240 |
|
A |
-- |
.2340 |
72 |
-- |
.0250 |
|
-- |
15/64 |
.2344 |
71 |
-- |
.0260 |
|
B |
-- |
.2380 |
70 |
-- |
.0280 |
|
C |
-- |
.2420 |
69 |
-- |
.0292 |
|
D |
-- |
.2460 |
68 |
-- |
.0310 |
|
E |
1/4 |
.2500 |
-- |
1/32 |
.0312 |
|
F |
-- |
.2570 |
67 |
-- |
.0320 |
|
G |
-- |
.2610 |
66 |
-- |
.0330 |
|
-- |
17/64 |
.2656 |
65 |
-- |
.0350 |
|
H |
-- |
.2660 |
64 |
-- |
.0360 |
|
I |
-- |
.2720 |
63 |
-- |
.0370 |
|
J |
-- |
.2770 |
62 |
-- |
.0380 |
|
K |
-- |
.2810 |
61 |
-- |
.0390 |
|
-- |
9/32 |
.2812 |
60 |
-- |
.0400 |
|
L |
-- |
.2900 |
59 |
-- |
.0410 |
|
M |
-- |
.2950 |
58 |
-- |
.0420 |
|
-- |
19/64 |
.2969 |
57 |
-- |
.0430 |
|
N |
-- |
.3020 |
56 |
-- |
.0465 |
|
-- |
5/16 |
.3125 |
-- |
3/64 |
.0469 |
|
O |
-- |
.3160 |
55 |
-- |
.0520 |
|
P |
-- |
.3230 |
54 |
-- |
.0550 |
|
-- |
21/64 |
.3281 |
53 |
-- |
.0595 |
|
Q |
-- |
.3320 |
-- |
1/16 |
.0625 |
|
R |
-- |
.3390 |
52 |
-- |
.0635 |
|
-- |
11/32 |
.3437 |
51 |
-- |
.0670 |
|
T |
-- |
.3580 |
50 |
-- |
.0700 |
|
-- |
23/64 |
.3594 |
49 |
-- |
.0730 |
|
U |
-- |
.3680 |
48 |
-- |
.0760 |
|
-- |
3/8 |
.3750 |
-- |
5/64 |
.0781 |
|
V |
-- |
.3770 |
47 |
-- |
.0785 |
|
W |
-- |
.3860 |
46 |
-- |
.0810 |
|
-- |
25/64 |
.3906 |
45 |
-- |
.0820 |
|
X |
-- |
.3970 |
44 |
-- |
.0860 |
|
Y |
-- |
.4040 |
43 |
-- |
.0890 |
|
-- |
13/32 |
.4062 |
42 |
-- |
.0935 |
|
Z |
-- |
.4130 |
-- |
3/32 |
.0937 |
|
27/64 |
.4219 |
|
41 |
-- |
.0960 |
|
7/16 |
.4375 |
|
40 |
-- |
.0980 |
|
29/64 |
.4531 |
|
39 |
-- |
.0995 |
|
15/32 |
.4687 |
|
38 |
-- |
.1015 |
|
31/64 |
.4844 |
|
37 |
-- |
.1040 |
|
1/2 |
.5000 |
|
36 |
-- |
.1065 |
|
33/64 |
.5156 |
|
-- |
7/64 |
.1094 |
|
17/32 |
.5312 |
|
35 |
-- |
.1100 |
|
35/64 |
.5469 |
|
34 |
-- |
.1110 |
|
9/16 |
.5625 |
|
33 |
-- |
.1130 |
|
37/64 |
.5781 |
|
32 |
-- |
.1160 |
|
19/32 |
.5937 |
|
31 |
-- |
.1200 |
|
39/64 |
.6094 |
|
-- |
1/8 |
.1250 |
|
5/8 |
.6250 |
|
30 |
-- |
.1285 |
|
41/64 |
.6406 |
|
29 |
-- |
.1360 |
|
21/32 |
.6562 |
|
28 |
-- |
.1405 |
|
43/64 |
.6719 |
|
-- |
9/64 |
.1406 |
|
11/16 |
.6875 |
|
27 |
-- |
.1440 |
|
45/64 |
.7031 |
|
26 |
-- |
.1470 |
|
23/32 |
.7187 |
|
25 |
-- |
.1495 |
|
47/64 |
.7344 |
|
24 |
-- |
.1520 |
|
3/4 |
.7500 |
|
23 |
-- |
.1540 |
|
49/64 |
.7656 |
|
-- |
5/32 |
.1562 |
|
25/32 |
.7812 |
|
22 |
-- |
.1570 |
|
51/64 |
.7969 |
|
21 |
-- |
.1590 |
|
13/16 |
.8125 |
|
20 |
-- |
.1610 |
|
53/64 |
.8281 |
|
19 |
-- |
.1660 |
|
27/32 |
.8437 |
|
18 |
-- |
.1695 |
|
55/64 |
.8594 |
|
-- |
11/64 |
.1719 |
|
7/8 |
.8750 |
|
17 |
-- |
.1720 |
|
57/64 |
.8906 |
|
16 |
-- |
.1770 |
|
29/32 |
.9062 |
|
15 |
-- |
.1800 |
|
59/64 |
.9219 |
|
14 |
-- |
.1820 |
|
15/16 |
.9375 |
|
13 |
-- |
.1850 |
|
61/64 |
.9531 |
|
-- |
3/16 |
.1875 |
|
31/32 |
.9687 |
|
12 |
-- |
.1890 |
|
63/64 |
.9844 |
|
11 |
-- |
.1910 |
|
1 |
1.00 |
|
10 |
-- |
.1935 |
|
|||
9 |
-- |
.1960 |
|
|||
8 |
-- |
.1990 |
|
|||
7 |
-- |
.2010 |
|
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