Style 370 Step Drills for Holes-To-Be-Tapped
Style 370 Step Drills for Holes-To-Be-Tapped |
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Style 370. For Drilling 45 degree Chamfered Holes To-Be-Tapped.
High Speed Steel. Jobbers length.
Easily resharpened. Does 2 jobs in a single pass.
Made in USA
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Quantity
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Price
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Model
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Description
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Minor Diameter |
Major Diameter |
Step Length |
Flute Length |
Overall Length |
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$12.10 | DRST370-4-40
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: #4-40, 1009-0034 | 0.089 |
.1285" |
3/8 |
1 5/8 |
2 3/4 |
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$12.75 | DRST370-5-40
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: #5-40, 1009-0035 | 0.101 |
9/64 |
1/2 |
1 3/4 |
2 7/8 |
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$12.90 | DRST370-6-32
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: #6-32, 1009-0040 | 0.109 |
5/32 |
1/2 |
2 |
3 1/8 |
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$13.25 | DRST370-8-32
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: #8-32, 1009-0045 | 0.136 |
3/16 |
1/2 |
2 5/16 |
3 1/2 |
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$13.45 | DRST370-8-36
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: #8-36, 1009-0050 | 0.136 |
3/16 |
1/2 |
2 5/16 |
3 1/2 |
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$14.10 | DRST370-10-24
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: #10-24, 1009-0055 | 0.152 |
1/4 |
5/8 |
2 3/4 |
4 |
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$14.10 | DRST370-10-32
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: #10-32, 1009-0060 | 0.161 |
1/4 |
5/8 |
2 3/4 |
4 |
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$16.35 | DRST370-12-24
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: #12-24, 1009-0064 | 0.179 |
9/32 |
11/16 |
2 15/16 |
4 1/4 |
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$17.35 | DRST370-1/4-20
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 1/4-20, 1009-0065 | 0.204 |
21/64" |
13/16 |
3 5/16 |
4 5/8 |
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$17.65 | DRST370-1/4-28
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 1/4-28, 1009-0070 | 0.218 |
21/64" |
13/16 |
3 5/16 |
4 5/8 |
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$19.80 | DRST370-5/16-18
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 5/16-18, 1009-0075 | 0.261 |
13/32 |
15/16 |
3 7/8 |
5 1/4 |
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$20.05 | DRST370-5/16-24
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 5/16-24, 1009-0080 | 0.272 |
13/32 |
15/16 |
3 7/8 |
5 1/4 |
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$26.15 | DRST370-3/8-16
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 3/8-16, 1009-0085 | 0.316 |
31/64 |
1 |
4 3/8 |
5 7/8 |
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$26.65 | DRST370-3/8-24
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 3/8-24, 1009-0090 | 0.339 |
31/64 |
1 |
4 3/8 |
5 7/8 |
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$45.60 | DRST370-7/16-14
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 7/16-14, 1009-0095 | 0.375 |
17/32 |
1 1/16 |
4 13/16 |
6 5/8 |
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$45.60 | DRST370-7/16-20
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 7/16-20, 1009-0100 | 0.39 |
17/32 |
1 1/16 |
4 13/16 |
6 5/8 |
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$52.65 | DRST370-1/2-13
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: w/Chamfer: 1/2-13, 1009-0105 | 0.437 |
5/8" |
1 1/16 |
5 3/16 |
7 1/8 |
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$53.30 | DRST370-1/2-20
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 1/2-20, 1009-0110 | 0.452 |
5/8" |
1 1/16 |
5 3/16 |
7 1/8 |
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$66.35 | DRST370-5/8-11
| Step Drill 370, HSS, for Holes-to-be-Tapped w/Chamfer: 5/8-11, 1009-0111 | 0.531 |
3/4 |
1 1/16 |
5 5/8 |
7 5/8 |
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