Taper Length Drill Bits -
Coolant Hole
High Speed Steel Drills
Fractional Sizes
R51OH - HSS, Coolant Hole, Straight Shank,
23° Helix, Surface Treated, 118° Notched Point
Ideal for high production drilling applications,
particularly when used horizontally while the drill is stationary and the work
piece rotates. Features heavy duty construction and notch point for ease of
penetration. Coolant holes provide high pressure coolant flow to the point, for
higher feeds, lower operating temperatures and better chip ejection.
Diameter,
Inch
Flute
Length, Inch
Overall
Length, Inch
Price
Ea.
R510OH
EDP #
Purchase
Online
0.3750
4.2500
6.750
$329.02
44851204
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0.4062
4.3750
7.000
$335.14
44851206
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0.4375
4.6250
7.250
$347.42
44851208
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0.4688
4.8750
7.500
$354.74
44851210
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0.5000
5.0000
7.750
$359.22
44851212
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0.5310
5.2500
8.000
$364.52
44851214
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0.5625
5.3750
8.250
$373.08
44851216
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0.5938
5.6250
8.500
$377.26
44851218
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0.6250
5.7500
8.750
$395.48
44851220
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0.6562
5.8750
9.000
$395.48
44851222
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0.6875
6.0000
9.250
$404.46
44851224
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0.7188
6.1875
9.500
$414.98
44851226
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0.7500
3.3750
9.750
$443.68
44851228
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0.7812
6.5000
9.875
$451.30
44851230
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0.8125
6.6250
10.000
$461.88
44851232
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0.8438
6.7500
10.250
$471.02
44851234
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0.8750
7.0000
10.500
$509.92
44851236
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0.9062
7.0000
10.625
$546.30
44851238
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0.9375
7.0000
10.750
$584.08
44851240
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0.9688
7.1250
10.875
$612.62
44851242
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1.0000
7.1875
11.000
$643.00
44851244
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1.0625
7.3750
11.250
$706.48
44851248
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1.1250
7.8750
11.750
$772.58
44851252
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1.1875
8.1250
12.000
$848.24
44851256
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1.2500
8.5000
12.500
$922.16
44851260
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1.3125
9.2500
14.250
$1,023.18
44851264
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1.3750
9.5000
14.500
$1,148.64
44851268
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1.4375
9.6250
14.750
$1,285.82
44851272
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1.5000
9.8750
15.000
$1,391.28
44851276
Buy Now