Contact Us

Ohio Drill & Tool Company
23255 Georgetown Rd.

P.O. Box 154 
Homeworth, OH 44634
(330) 525-7717

(800) 826-5237
Fax: (330) 525-5432

 
A multipurpose drill designed for use in many types of materials under normal drilling conditions. 118 deg. standard drill point.
Fractional Sizes
catalog page: 5
Size Part Number Decimal Equivalent Overall Length Flute Length
1/64 501001 .0156 3/4 3/16
1/32 501002 .0313 1-3/8 1/2
3/64 501003 .0469 1-3/4 3/4
1/16 501004 .0625 1-7/8 7/8
5/64 501005 .0781 2 1
3/32 501006 .0938 2-1/4 1-1/4
7/64 501007 .1094 2-5/8 1-1/2
1/8 501008 .1250 2-3/4 1-5/8
9/64 501009 .1406 2-7/8 1-3/4
5/32 501010 .1563 3-1/8 2
11/64 501011 .1719 3-1/4 2-1/8
3/16 501012 .1875 3-1/2 2-5/16
13/64 501013 .2031 3-5/8 2-7/16
7/32 501014 .2188 3-3/4 2-1/2
15/64 501015 .2344 3-7/8 2-5/8
1/4 501016 .2500 4 2-3/4
17/64 501017 .2656 4-1/8 2-7/8
9/32 501018 .2813 4-1/4 2-15/16
19/64 501019 .2969 4-3/8 3-1/16
5/16 501020 .3125 4-1/2 3-3/16
21/64 501021 .3281 4-5/8 3-5/16
11/32 501022 .3438 4-3/4 3-7/16
23/64 501023 .3594 4-7/8 3-1/2
3/8 501024 .3750 5 3-5/8
25/64 501025 .3906 5-1/8 3-3/4
13/32 501026 .4063 5-1/4 3-7/8
27/64 501027 .4219 5-3/8 3-15/16
7/16 501028 .4375 5-1/2 4-1/16
29/64 501029 .4531 5-5/8 4-3/16
15/32 501030 .4688 5-3/4 4-5/16
31/64 501031 .4844 5-7/8 4-3/8
1/2 501032 .5000 6 4-1/2
33/64 501033 .5156 6-5/8 4-13/16
17/32 501034 .5312 6-5/8 4-13/16
35/64 501035 .5469 6-5/8 4-13/16
9/16 501036 .5625 6-5/8 4-13/16
37/64 501037 .5781 6-5/8 4-13/16
19/32 501038 .5938 7-1/8 5-3/16
39/64 501039 .6094 7-1/8 5-3/16
5/8 501040 .6250 7-1/8 5-3/16
41/64 501041 .6406 7-1/8 5-3/16
21/32 501042 .6562 7-1/8 5-3/16
43/64 501043 .6719 7-5/8 5-5/8
11/16 501044 .6875 7-5/8 5-5/8
Letter Sizes
catalog page: 5
Size Part Number Decimal Equivalent Overall Length Flute Length
A 503901 .2340 3-7/8 2-5/8
B 503902 .2380 4 2-3/4
C 503903 .2420 4 2-3/4
D 503904 .2460 4 2-3/4
E 503905 .2500 4 2-3/4
F 503906 .2570 4-1/8 2-7/8
G 503907 .2610 4-1/8 2-7/8
H 503908 .2660 4-1/8 2-7/8
I 503909 .2720 4-1/8 2-7/8
J 503910 .2770 4-1/8 2-7/8
K 503911 .2810 4-1/4 2-15/16
L 503912 .2900 4-1/4 2-15/16
M 503913 .2950 4-3/8 3-1/16
N 503914 .3020 4-3/8 3-1/16
O 503915 .3160 4-1/2 3-3/16
P 503916 .3230 4-5/8 3-5/16
Q 503917 .3320 4-3/4 3-7/16
R 503918 .3390 4-3/4 3-7/16
S 503919 .3480 4-7/8 3-1/2
T 503920 .3580 4-7/8 3-1/2
U 503921 .3680 5 3-5/8
V 503922 .3770 5 3-5/8
W 503923 .3860 5-1/8 3-3/4
X 503924 .3970 5-1/8 3-3/4
Y 503925 .4040 5-1/4 3-7/8
Z 503926 .4130 5-1/4 3-7/8
Wire Gauge Sizes
catalog page: 6
Size Part Number Decimal Equivalent Overall Length Flute Length
1 502801 .2280 3-7/8 2-5/8
2 502802 .2210 3-7/8 2-5/8
3 502803 .2130 3-3/4 2-1/2
4 502804 .2090 3-3/4 2-1/2
5 502805 .2055 3-3/4 2-1/2
6 502806 .2040 3-3/4 2-1/2
7 502807 .2010 3-5/8 2-7/16
8 502808 .1990 3-5/8 2-7/16
9 502809 .1960 3-5/8 2-7/16
10 502810 .1935 3-5/8 2-7/16
11 502811 .1910 3-1/2 2-5/16
12 502812 .1890 3-1/2 2-5/16
13 502813 .1850 3-1/2 2-5/16
14 502814 .1820 3-3/8 2-3/16
15 502815 .1800 3-3/8 2-3/16
16 502816 .1770 3-3/8 2-3/16
17 502817 .1730 3-3/8 2-3/16
18 502818 .1695 3-1/4 2-1/8
19 502819 .1660 3-1/4 2-1/8
20 502820 .1610 3-1/4 2-1/8
21 502821 .1590 3-1/4 2-1/8
22 502822 .1570 3-1/8 2
23 502823 .1540 3-1/8 2
24 502824 .1520 3-1/8 2
25 502825 .1495 3 1-7/8
26 502826 .1470 3 1-7/8
27 502827 .1440 3 1-7/8
28 502828 .1405 2-7/8 1-3/4
29 502829 .1360 2-7/8 1-3/4
30 502830 .1285 2-3/4 1-5/8
31 502831 .1200 2-3/4 1-5/8
32 502832 .1160 2-3/4 1-5/8
33 502833 .1130 2-5/8 1-1/2
34 502834 .1110 2-5/8 1-1/2
35 502835 .1100 2-5/8 1-1/2
36 502836 .1065 2-1/2 1-7/16
37 502837 .1040 2-1/2 1-7/16
38 502838 .1015 2-1/2 1-7/16
39 502839 .0995 2-3/8 1-3/8
40 502840 .0980 2-3/8 1-3/8
41 502841 .0960 2-3/8 1-1/4
42 502842 .0935 2-1/4 1-1/4
43 502843 .0890 2-1/4 1-1/4
44 502844 .0860 2-1/8 1-1/8
45 502845 .0820 2-1/8 1-1/8
46 502846 .0810 2-1/8 1-1/8
47 502847 .0785 2 1
48 502848 .0760 2 1
49 502849 .0730 2 1
50 502850 .0700 2 1
51 502851 .0670 2 1
52 502852 .0635 1-7/8 7/8
53 502853 .0595 1-7/8 7/8
54 502854 .0550 1-7/8 7/8
55 502855 .0520 1-7/8 7/8
56 502856 .0465 1-3/4 3/4
57 502857 .0430 1-3/4 3/4
58 502858 .0420 1-5/8 11/16
59 502859 .0410 1-5/8 11/16
60 502860 .0400 1-5/8 11/16
61 502861 .0390 1-5/8 11/16
62 502862 .0380 1-1/2 5/8
63 502863 .0370 1-1/2 1-1/2
64 502864 .0360 1-1/2 5/8
65 502865 .0350 1-1/2 5/8
66 502866 .0330 1-3/8 1/2
67 502867 .0320 1-3/8 1/2
68 502868 .0310 1-3/8 1/2
69 502869 .0292 1-3/8 1/2
70 502870 .0280 1-1/4 3/8
71 502871 .0260 1-1/4 3/8
72 502872 .0250 1-1/8 5/16
73 502873 .0240 1-1/8 5/16
74 502874 .0225 1 1/4
75 502875 .0210 1 1/4
76 502876 .0200 7/8 3/16
77 502877 .0180 7/8 3/16
78 502878 .0160 7/8 3/16
79 502879 .0145 3/4 3/16
80 502880 .0135 3/4 3/16

 

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