Reduced Shank Drill Bits/ Sliver Deming Drill
Silver and deming drill bits
(reduced shank drill bits)
Black oxide or bright finish.
Shank: 1/2 diameter.
135 degree split point/118 degree standard point.
Heavy duty quality construction
Designed for drilling tough abrasive or high tensile
materials. High speed steel or HSSCobalt
Size: tool diameter from 17/32" to 1-1/2":
USE:
Allows larger tool diameter drilling using a 1/2 drill chuck.
Nominal diameter Dh8 inch |
Overall length L inch |
Flute length l inch |
17/32 |
6 |
3 |
9/16 |
6 |
3 |
19/32 |
6 |
3 |
5/8 |
6 |
3 |
21/32 |
6 |
3 |
11/16 |
6 |
3 |
23/32 |
6 |
3 |
3/4 |
6 |
3 |
25/32 |
6 |
3 |
13/16 |
6 |
3 |
27/32 |
6 |
3 |
7/8 |
6 |
3 |
29/32 |
6 |
3 |
15/16 |
6 |
3 |
31/32 |
6 |
3 |
1 |
6 |
3 |
1 1/16 |
6 |
3 |
1 1/8 |
6 |
3 |
1 3/16 |
6 |
3 |
1 1/4 |
6 |
3 |
1 3/8 |
6 |
3 |
1 1/2 |
6 |
3 |
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