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
 
These drills are general purpose construction.  Silver & Deming drills have reduced shank design for use in portable drilling equipment.  118 deg. standard drill point.
1/2" Shank Drills
catalog page: 47
Size Part Number Decimal Equivalent Overall Length Flute Length
33/64 563033 .5156 6 3
17/32 563034 .5312 6 3
35/64 563035 .5469 6 3
9/16 563036 .5625 6 3
37/64 563037 .5781 6 3
19/32 563038 .5938 6 3
39/64 563039 .6094 6 3
5/8 563040 .6250 6 3
41/64 563041 .6406 6 3
21/32 563042 .6562 6 3
43/64 563043 .6719 6 3
11/16 563044 .6875 6 3
45/64 563045 .7031 6 3
23/32 563046 .7188 6 3
47/64 563047 .7344 6 3
3/4 563048 .7500 6 3
49/64 563049 .7656 6 3
25/32 563050 .7812 6 3
13/16 563052 .8125 6 3
27/32 563054 .8438 6 3
7/8 563056 .8750 6 3
29/32 563058 .9062 6 3
15/16 563060 .9375 6 3
31/32 563062 .9688 6 3
1 563064 1.0000 6 3
1-1/16 563068 1.0625 6 3
1-1/8 563072 1.1250 6 3
1-5/32 563074 1.1563 6 3
1-3/16 563076 1.1875 6 3
1-1/4 563080 1.2500 6 3
 
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