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.
3/8" Shank Drills
catalog page: 47
Size Part Number Decimal Equivalent Overall Length Flute Length
25/64 661025 .3906 5-1/8 3-3/4
13/32 661026 .4063 5-1/4 3-7/8
27/64 661027 .4219 5-3/8 3-15/16
7/16 661028 .4375 5-1/2 4-1/16
29/64 661029 .4531 5-5/8 4-3/16
15/32 661030 .4688 5-3/4 4-5/16
31/64 661031 .4844 5-7/8 4-3/8
1/2 661032 .5000 6 4-1/2
17/32 661034 .5312 6 4-1/4
9/16 661036 .5625 6 4-1/4
19/32 661038 .5938 6 4-1/4
5/8 661040 .6250 6 4-1/4
 
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