|


Joe with
Ramming Speed at BattleBots in Nov '01

Mike and Joe with Ramming Speed at BattleBots in May '01
| |
|
Drill / Tap Size |
| Decimal |
Number/Letter |
Fraction |
Tap Size |
| .0135 |
80 |
|
|
| .0145 |
79 |
|
|
| .0156 |
|
1/64 |
|
| .0160 |
78 |
|
|
| .0180 |
77 |
|
|
| .0200 |
76 |
|
|
| .0210 |
75 |
|
|
| .0225 |
74 |
|
|
| .0240 |
73 |
|
|
| .0250 |
72 |
|
|
| .0260 |
71 |
|
|
| .0280 |
70 |
|
|
| .0292 |
69 |
|
|
| .0310 |
68 |
|
|
| .0312 |
|
1/32 |
|
| .0320 |
67 |
|
|
| .0330 |
66 |
|
|
| .0350 |
65 |
|
|
| .0360 |
64 |
|
|
| .0370 |
63 |
|
|
| .0380 |
62 |
|
|
| .0390 |
61 |
|
|
| .0400 |
60 |
|
|
| .0410 |
59 |
|
|
| .0420 |
58 |
|
|
| .0430 |
57 |
|
|
| .0465 |
56 |
|
|
| .0469 |
|
3/64 |
0-80 |
| .0520 |
55 |
|
|
| .0550 |
54 |
|
1-56 |
| .0595 |
53 |
|
|
| .0625 |
|
1/16 |
|
| .0635 |
52 |
|
|
| .0670 |
51 |
|
|
| .0700 |
50 |
|
2-56, 2-64 |
| .0730 |
49 |
|
|
| .0760 |
48 |
|
|
| .0781 |
|
5/64 |
|
| .0785 |
47 |
|
3-48 |
| .0810 |
46 |
|
|
| .0820 |
45 |
|
3-56 |
| .0860 |
44 |
|
4-38 |
| .0890 |
43 |
|
4-40 |
| .0935 |
42 |
|
4-48 |
| .0937 |
|
3/32 |
|
| .0960 |
41 |
|
|
| .0980 |
40 |
|
|
| .0995 |
39 |
|
|
| .1015 |
38 |
|
5-40 |
| .1040 |
37 |
|
5-44 |
| .1065 |
36 |
|
6-32 |
| .1094 |
|
7/64 |
|
| .1100 |
35 |
|
|
| .1110 |
34 |
|
6-36 |
| .1130 |
33 |
|
6-40 |
| .1160 |
32 |
|
|
| .1200 |
31 |
|
|
| .1250 |
|
1/8 |
|
| .1285 |
30 |
|
|
| .1360 |
29 |
|
8-32, 8-36 |
| .1405 |
28 |
|
8-40 |
| .1406 |
|
9/64 |
|
| .1440 |
27 |
|
|
| .1470 |
26 |
|
|
| .1495 |
25 |
|
10-24 |
| .1520 |
24 |
|
|
| .1540 |
23 |
|
|
| .1562 |
|
5/32 |
|
| .1570 |
22 |
|
|
| .1590 |
21 |
|
|
| .1610 |
20 |
|
|
| .1660 |
19 |
|
|
| .1695 |
18 |
|
|
| .1719 |
|
11/64 |
|
| .1720 |
17 |
|
|
| .1770 |
16 |
|
12-24 |
| .1800 |
15 |
|
|
| .1820 |
14 |
|
12-28 |
| .1850 |
13 |
|
12-32 |
| .1875 |
|
3/16 |
|
| .1890 |
12 |
|
|
| .1910 |
11 |
|
|
| .1935 |
10 |
|
|
| .1960 |
9 |
|
|
| .1990 |
8 |
|
|
| .2010 |
7 |
|
1/4-20 |
| .2031 |
|
13/64 |
|
| .2040 |
6 |
|
|
| .2055 |
5 |
|
|
| .2090 |
4 |
|
|
| .2130 |
3 |
|
1/4-28 |
| .2187 |
|
7/32 |
|
| .2210 |
2 |
|
|
| .2280 |
1 |
|
|
| .2340 |
A |
|
|
| .2344 |
|
15/64 |
|
| .2380 |
B |
|
|
| .2420 |
C |
|
|
| .2460 |
D |
|
|
| .2500 |
E |
1/4 |
|
| .2570 |
F |
|
5/16-18 |
| .2610 |
G |
|
|
| .2656 |
|
17/64 |
|
| .2660 |
H |
|
|
| .2720 |
I |
|
5/16-24 |
| .2770 |
J |
|
|
| .2810 |
K |
|
|
| .2812 |
|
9/32 |
|
| .2900 |
L |
|
|
| .2950 |
M |
|
|
| .2969 |
|
19/64 |
|
| .3020 |
N |
|
|
| .3125 |
|
5/16 |
3/8-16 |
| .3160 |
O |
|
|
| .3230 |
P |
|
|
| .3281 |
|
21/64 |
|
| .3320 |
Q |
|
3/8-24 |
| .3390 |
R |
|
|
| .3437 |
|
11/32 |
|
| .3480 |
S |
|
|
| .3580 |
T |
|
|
| .3594 |
|
23/64 |
|
| .3680 |
U |
|
7/16-14 |
| .3750 |
|
3/8 |
|
| .3770 |
V |
|
|
| .3860 |
W |
|
|
| .3906 |
|
25/64 |
7/16-20 |
| .3970 |
|
|
|
| .4040 |
Y |
|
|
| .4062 |
|
13/32 |
|
| .4130 |
Z |
|
|
| .4219 |
|
27/64 |
1/2-13 |
| .4375 |
|
7/16 |
|
| .4531 |
|
29/64 |
1/2-20 |
| .4687 |
|
15/32 |
|
| .4844 |
|
31/64 |
9/16-12 |
| .5000 |
|
1/2 |
|
| .5156 |
|
33/64 |
9/16-18 |
| .5312 |
|
17/32 |
5/8-11 |
| .5469 |
|
35/64 |
|
| .5625 |
|
9/16 |
|
| .5781 |
|
37/64 |
5/8-18 |
| .5937 |
|
19/32 |
|
| .6094 |
|
39/64 |
11/16-11 |
| .6250 |
|
5/8 |
11/16-16 |
| .6406 |
|
41/64 |
|
| .6562 |
|
21/32 |
3/4-10 |
| .6719 |
|
43/64 |
|
| .6875 |
|
11/16 |
3/4-16 |
| .7031 |
|
45/64 |
|
| .7187 |
|
23/32 |
|
| .7344 |
|
47/64 |
|
| .7500 |
|
3/4 |
|
| .7656 |
|
49/64 |
7/8-9 |
| .7812 |
|
25/32 |
|
| .7969 |
|
51/64 |
|
| .8125 |
|
13/16 |
7/8-14 |
| .8281 |
|
53/64 |
|
| .8437 |
|
27/32 |
|
| .8594 |
|
55/64 |
|
| .8750 |
|
7/8 |
1-8 |
| .8906 |
|
57/64 |
|
| .9062 |
|
29/32 |
|
| .9219 |
|
59/64 |
1-12 |
| .9375 |
|
15/16 |
1-14 |
| .9531 |
|
61/64 |
|
| .9687 |
|
31/32 |
|
| .9844 |
|
63/64 |
|
| 1.000 |
|
1 |
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