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

 

Straight Flute Drills

This type of tool is designed for use in brass and non-ferrous materials.  They produce short chips in most drilling applications.  There is no pull-in with this type of drill, which is desirable in low tensile metals.  118 deg. standard drill pont.

Fractional Sizes
catalog page: 43
Size Part Number Decimal Equivalent Overall Length Flute Length
1/32 541002 .0313 1-3/8 1/2
3/64 541003 .0469 1-3/4 3/4
1/16 541004 .0625 1-7/8 7/8
5/64 541005 .0781 2 1
3/32 541006 .0938 2-1/4 1-1/4
7/64 541007 .1094 2-5/8 1-1/2
1/8 541008 .1250 2-3/4 1-5/8
9/64 541009 .1406 2-7/8 1-3/4
5/32 541010 .1563 3-1/8 2
11/64 541011 .1719 3-1/4 2-1/8
3/16 541012 .1875 3-1/2 2-5/16
13/64 541013 .2031 3-5/8 2-7/16
7/32 541014 .2188 3-3/4 2-1/2
15/64 541015 .2344 3-7/8 2-5/8
1/4 541016 .2500 4 2-3/4
17/64 541017 .2656 4-1/8 2-7/8
9/32 541018 .2813 4-1/4 2-15/16
19/64 541019 .2969 4-3/8 3-1/16
5/16 541020 .3125 4-1/2 3-3/16
21/64 541021 .3281 4-5/8 3-5/16
11/32 541022 .3438 4-3/4 3-7/16
23/64 541023 .3594 4-7/8 3-1/2
3/8 541024 .3750 5 3-5/8
25/64 541025 .3906 5-1/8 3-3/4
13/32 541026 .4063 5-1/4 3-7/8
27/64 541027 .4219 5-3/8 3-15/16
7/16 541028 .4375 5-1/2 4-1/16
29/64 541029 .4531 5-5/8 4-3/16
15/32 541030 .4688 5-3/4 4-5/16
31/64 541031 .4844 5-7/8 4-3/8
1/2 541032 .5000 6 4-1/2
Letter Sizes
catalog page: 43
Size Part Number Decimal Equivalent Overall Length Flute Length
A 743901 .2340 3-7/8 2-5/8
B 743902 .2380 4 2-3/4
C 743903 .2420 4 2-3/4
D 743904 .2460 4 2-3/4
E 743905 .2500 4 2-3/4
F 743906 .2570 4-1/8 2-7/8
G 743907 .2610 4-1/8 2-7/8
H 743908 .2660 4-1/8 2-7/8
I 743909 .2720 4-1/8 2-7/8
J 743910 .2770 4-1/8 2-7/8
K 743911 .2810 4-1/4 2-15/16
L 743912 .2900 4-1/4 2-15/16
M 743913 .2950 4-3/8 3-1/16
N 743914 .3020 4-3/8 3-1/16
O 743915 .3160 4-1/2 3-3/16
P 743916 .3230 4-5/8 3-5/16
Q 743917 .3320 4-3/4 3-7/16
R 743918 .3390 4-3/4 3-7/16
S 743919 .3480 4-7/8 3-1/2
T 743920 .3580 4-7/8 3-1/2
U 743921 .3680 5 3-5/8
V 743922 .3770 5 3-5/8
W 743923 .3860 5-1/8 3-3/4
X 743924 .3970 5-1/8 3-3/4
Y 743925 .4040 5-1/4 3-7/8
Z 743926 .4130 5-1/4 3-7/8
Wire Gauge Sizes
catalog page: 44
Size Part Number Decimal Equivalent Overall Length Flute Length
1 542801 .2280 3-7/8 2-5/8
2 542802 .2210 3-7/8 2-5/8
3 542803 .2130 3-3/4 2-1/2
4 542804 .2090 3-3/4 2-1/2
5 542805 .2055 3-3/4 2-1/2
6 542806 .2040 3-3/4 2-1/2
7 542807 .2010 3-5/8 2-7/16
8 542808 .1990 3-5/8 2-7/16
9 542809 .1960 3-5/8 2-7/16
10 542810 .1935 3-5/8 2-7/16
11 542811 .1910 3-1/2 2-5/16
12 542812 .1890 3-1/2 2-5/16
13 542813 .1850 3-1/2 2-5/16
14 542814 .1820 3-3/8 2-3/16
15 542815 .1800 3-3/8 2-3/16
16 542816 .1770 3-3/8 2-3/16
17 542817 .1730 3-3/8 2-3/16
18 542818 .1695 3-1/4 2-1/8
19 542819 .1660 3-1/4 2-1/8
20 542820 .1610 3-1/4 2-1/8
21 542821 .1590 3-1/4 2-1/8
22 542822 .1570 3-1/8 2
23 542823 .1540 3-1/8 2
24 542824 .1520 3-1/8 2
25 542825 .1495 3 1-7/8
26 542826 .1470 3 1-7/8
27 542827 .1440 3 1-7/8
28 542828 .1405 2-7/8 1-3/4
29 542829 .1360 2-7/8 1-3/4
30 542830 .1285 2-3/4 1-5/8
31 542831 .1200 2-3/4 1-5/8
32 542832 .1160 2-3/4 1-5/8
33 542833 .1130 2-5/8 1-1/2
34 542834 .1110 2-5/8 1-1/2
35 542835 .1100 2-5/8 1-1/2
36 542836 .1065 2-1/2 1-7/16
37 542837 .1040 2-1/2 1-7/16
38 542838 .1015 2-1/2 1-7/16
39 542839 .0995 2-3/8 1-3/8
40 542840 .0980 2-3/8 1-3/8
41 542841 .0960 2-3/8 1-3/8
42 542842 .0935 2-1/4 1-1/4
43 542843 .0890 2-1/4 1-1/4
44 542844 .0860 2-1/8 1-1/8
45 542845 .0820 2-1/8 1-1/8
46 542846 .0810 2-1/8 1-1/8
47 542847 .0785 2 1
48 542848 .0760 2 1
49 542849 .0730 2 1
50 542850 .0700 2 1
51 542851 .0670 2 1
52 542852 .0635 1-7/8 7/8
53 542853 .0595 1-7/8 7/8
54 542854 .0550 1-7/8 7/8
55 542855 .0520 1-7/8 7/8
56 542856 .0465 1-3/4 3/4
57 542857 .0430 1-3/4 3/4
58 542858 .0420 1-5/8 11/16
59 542859 .0410 1-5/8 11/16
60 542860 .0400 1-5/8 11/16
61 542861 .0390 1-5/8 11/16
62 542862 .0380 1-1/2 5/8
63 542863 .0370 1-1/2 5/8
64 542864 .0360 1-1/2 5/8
65 542865 .0350 1-1/2 5/8
66 542866 .0330 1-3/8 1/2
67 542867 .0320 1-3/8 1/2
68 542868 .0310 1-3/8 1/2
69 542869 .0292 1-3/8 1/2
70 542870 .0280 1-1/4 3/8
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