Double Margin Jobber Length Drills

When the drill point penetrates enough for the second margin to contact the wall of the hole, the point is stabilized and true cylindrical geometry is established. Smooth accurate holes are produced and reaming can often be eliminated.

Drill Size	Part Number	Decimal Equivalent Inches	Flute Length Inches	Overall Length Inches	Package Quantity	Price Each
7/64	13-DM64	.1094	1-1/2	2-5/8	12	$2.70
9/64	13-DM66	.1406	1-3/4	2-7/8	12	$4.00
1/8"	13-DM65	.1250	1-5/8	2-3/4	12	$4.00
30	13-DM30	.1285	1-5/8	2-3/4	12	$2.50
27	13-DM27	.1440	1-7/8	3	12	$3.65
5/32"	13-DM67	.1562	2	3-1/8	12	$3.65
21	13-DM21	.1590	2-1/8	3-1/4	12	$3.65
20	13-DM20	.1610	2-1/8	3-1/4	12	$2.75
19	13-DM19	.1660	2-1/8	3-1/4	12	$3.80
11/64"	13-DM68	.1719	2-1/8	3-1/4	12	$3.80
16	13-DM16	.1770	2-3/16	3-3/8	12	$5.50
15	13-DM15	.1800	2-3/16	3-3/8	12	$5.70
70A	13-DM70A	.1870	2-5/16	3-1/2	12	$6.00
3/16"	13-DM69	.1875	2-5/16	3-1/2	12	$4.20
12	13-DM12	.1890	2-5/16	3-1/2	12	$5.50
8	13-DM08	.1990	2-7/16	3-5/8	12	$6.40
11	13-DM11	.1910	2-5/16	3-1/2	12	$5.35
13/64"	13-DM70	.2031	2-7/16	3-5/8	12	$6.00
6	13-DM06	.2040	2-1/2	3-3/4	12	$6.20
7/32"	13-DM71	.2188	2-1/2	3-3/4	12	$6.00
A	13-DM90	.2340	2-5/8	3-7/8	12	$6.35
15/64"	13-DM72	.2344	2 -5/8	3-7/8	12	$6.00
D	13-DM93	.2460	2-3/4	4	12	$7.15
1/4	13-DM73	.2500	2-3/4	4	12	$4.65
F	13-DM95	.2570	2-7/8	4-1/8	12	$7.90
5/16"	13-DM77	.3125	3-3/16	4-1/2	12	$8.50
3/32"	13-DM63	.0938	1-1/4	2-1/4	12	$3.20
40	13-DM40	.0980	1-3/8	2-3/8	12	$3.15
13	13-DM13	.1850	2-5/16	3-1/2	12	$6.20
10	13-DM10	.1935	2-7/16	3-5/8	12	$4.05
5	13-DM05	.2055	2-1/2	3-3/4	12	$6.00
G	13-DM96	.2610	2-7/8	4-1/8	12	$7.90
17/64"	13-DM74	.2656	2 -7/8	4-1/8	12	$8.00
9/32"	13-DM75	.2812	2 -15/16	4-1/4	12	$7.15
3/8"	13-DM81	.3750	3-5/8	5	6	$11.00