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Home > Cutting Tools > Drill Bits > Long Length Drill Bit > 1/2 X 18" EXTENDED DRILL BIT

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Item #: DRIL1/2-1800

1/2 X 18" EXTENDED DRILL BIT

$144.95121/EA

Quantity	Price
Quantity	Price
1	$144.95121/ EA

Qty

In Stock

Product Specification
6" Lengths
12" Lengths
18" Lengths

6" Lengths

6" LengthsHSS Long Length Drill Bit

SIZE	DECIMAL EQUIVALENT	FLUTE LENGTH	OVERALL LENGTH
1/16	0.0625	7/8	6
5/64	0.0781	1	6
3/32	0.0938	1 1/4	6
7/64	0.1094	1 1/2	6
1/8	0.1250	1 5/8	6
9/64	0.1406	1 3/4	6
5/32	0.1563	2	6
11/64	0.1719	2 1/8	6
3/16	0.1875	2 5/16	6
13/64	0.2031	2 7/16	6
7/32	0.2188	2 1/2	6
15/64	0.2344	2 5/8	6
1/4	0.2500	2 3/4	6
17/64	0.2656	2 7/8	6
9/32	0.2813	2 15/16	6
19/64	0.2969	3 1/16	6
5/16	0.3125	3 3/16	6
21/64	0.3281	3 5/16	6
11/32	0.3438	3 7/16	6
23/64	0.3594	3 1/2	6
3/8	0.3750	3 5/8	6
25/64	0.3906	3 3/4	6
13/32	0.4063	3 7/8	6
27/64	0.4219	3 15/16	6
7/16	0.4375	4 1/16	6
29/64	0.4531	4 3/16	6
15/32	0.4688	4 5/16	6
31/64	0.4844	4 3/8	6
1/2	0.5000	4 1/2	6

All dimensions are in inches.

12" Lengths

12" LengthsHSS Long Length Drill Bit

SIZE	DECIMAL EQUIVALENT	FLUTE LENGTH	OVERALL LENGTH
1/8	0.1250	9	12
9/64	0.1406	9	12
5/32	0.1563	9	12
11/64	0.1719	9	12
3/16	0.1875	9	12
13/64	0.2031	9	12
7/32	0.2188	9	12
15/64	0.2344	9	12
1/4	0.2500	9	12
17/64	0.2656	9	12
9/32	0.2813	9	12
19/64	0.2969	9	12
5/16	0.3125	9	12
21/64	0.3281	9	12
11/32	0.3438	9	12
23/64	0.3594	9	12
3/8	0.3750	9	12
25/64	0.3906	9	12
13/32	0.4063	9	12
27/64	0.4219	9	12
7/16	0.4375	9	12
29/64	0.4531	9	12
15/32	0.4688	9	12
31/64	0.4844	9	12
1/2	0.5000	9	12
33/64	0.5156	9	12
17/32	0.5313	9	12
35/64	0.5469	9	12
9/16	0.5625	9	12
37/64	0.5781	9	12
19/32	0.5938	9	12
39/64	0.6094	9	12
5/8	0.6250	9	12
41/64	0.6406	9	12
21/32	0.6563	9	12
43/64	0.6719	9	12
11/16	0.6875	9	12
45/64	0.7031	9	12
23/32	0.7188	9	12
47/64	0.7344	9	12
3/4	0.7500	9	12
13/16	0.8125	9	12
7/8	0.8750	9	12
15/16	0.9375	9	12
1	1.0000	9	12

All dimensions are in inches.

18" Lengths

18" LengthsHSS Long Length Drill Bit

SIZE	DECIMAL EQUIVALENT	FLUTE LENGTH	OVERALL LENGTH
1/4	0.2500	13	18
17/64	0.2656	13	18
9/32	0.2813	13	18
19/64	0.2969	13	18
5/16	0.3125	13	18
21/64	0.3281	13	18
11/32	0.3438	13	18
23/64	0.3594	13	18
3/8	0.3750	13	18
25/64	0.3906	13	18
13/32	0.4063	13	18
27/64	0.4219	13	18
7/16	0.4375	13	18
29/64	0.4531	13	18
15/32	0.4688	13	18
31/64	0.4844	13	18
1/2	0.5000	13	18
33/64	0.5156	13	18
17/32	0.5313	13	18
35/64	0.5469	13	18
9/16	0.5625	13	18
37/64	0.5781	13	18
19/32	0.5938	13	18
39/64	0.6094	13	18
5/8	0.6250	13	18
21/32	0.6563	13	18
11/16	0.6875	13	18
23/32	0.7188	13	18
3/4	0.7500	13	18
25/32	0.7813	13	18
13/16	0.8125	13	18
27/32	0.8438	13	18
7/8	0.8750	13	18
29/32	0.9063	13	18
15/16	0.9375	13	18
31/32	0.9688	13	18
1	1.0000	13	18

All dimensions are in inches.