|
|
Drill Decimal Equivalents - Printable Chart
| Drill Size Number |
Decimal Equivalent |
Drill Size Number |
Decimal Equivalent |
Drill Size Letter |
Decimal Equivalent |
Drill Size Fraction |
Decimal Equivalent |
| 60 |
0.0400
|
30 |
0.1285
|
A |
0.2340
|
1/16 |
0.0625
|
| 59 |
0.0410
|
29 |
0.1360
|
B |
0.2380
|
5/64 |
0.0781
|
| 58 |
0.0420
|
28 |
0.1405
|
C |
0.2420
|
3/32 |
0.0938
|
| 57 |
0.0430
|
27 |
0.1440
|
D |
0.2460
|
7/64 |
0.1094
|
| 56 |
0.0465
|
26 |
0.1470
|
E |
0.2500
|
1/8 |
0.1250
|
| 55 |
0.0520
|
25 |
0.1495
|
F |
0.2570
|
9/64 |
0.1406
|
| 54 |
0.0550
|
24 |
0.1520
|
G |
0.2610
|
5/32 |
0.1563
|
| 53 |
0.0595
|
23 |
0.1540
|
H |
0.2660
|
11/64 |
0.1719
|
| 52 |
0.0635
|
22 |
0.1570
|
I |
0.2720
|
3/16 |
0.1875
|
| 51 |
0.0670
|
21 |
0.1590
|
J |
0.2770
|
13/64 |
0.2031
|
| 50 |
0.0700
|
20 |
0.1610
|
K |
0.2810
|
7/32 |
0.2188
|
| 49 |
0.0730
|
19 |
0.1660
|
L |
0.2900
|
15/64 |
0.2344
|
| 48 |
0.0760
|
18 |
0.1695
|
M |
0.2950
|
1/4 |
0.2500
|
| 47 |
0.0785
|
17 |
0.1730
|
N |
0.3020
|
17/64 |
0.2656
|
| 46 |
0.0810
|
16 |
0.1770
|
O |
0.3160
|
9/32 |
0.2813
|
| 45 |
0.0820
|
15 |
0.1800
|
P |
0.3230
|
19/64 |
0.2969
|
| 44 |
0.0860
|
14 |
0.1820
|
Q |
0.3320
|
5/16 |
0.3125
|
| 43 |
0.0890
|
13 |
0.1850
|
R |
0.3390
|
21/64 |
0.3281
|
| 42 |
0.0935
|
12 |
0.1890
|
S |
0.3480
|
11/32 |
0.3438
|
| 41 |
0.0960
|
11 |
0.1910
|
T |
0.3580
|
23/64 |
0.3594
|
| 40 |
0.0980
|
10 |
0.1935
|
U |
0.3680
|
3/8 |
0.3750
|
| 39 |
0.0995
|
9 |
0.1960
|
V |
0.3770
|
25/64 |
0.3906
|
| 38 |
0.1015
|
8 |
0.1990
|
W |
0.3860
|
13/32 |
0.4063
|
| 37 |
0.1040
|
7 |
0.2010
|
X |
0.3970
|
27/64 |
0.4219
|
| 36 |
0.1065
|
6 |
0.2040
|
Y |
0.4040
|
7/16 |
0.4375
|
| 35 |
0.1100
|
5 |
0.2055
|
Z |
0.4130
|
29/64 |
0.4531
|
| 34 |
0.1110
|
4 |
0.2090
|
|
|
15/32 |
0.4688
|
| 33 |
0.1130
|
3 |
0.2130
|
|
|
31/64 |
0.4844
|
| 32 |
0.1160
|
2 |
0.2210
|
|
|
1/2 |
0.5000
|
| 31 |
0.1200
|
1 |
0.2280
|
|
|
|
|
|
