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GUIDES
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METALWORKING
GUIDES
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JARNO AND BROWN & SHARPE
TAPER SPECIFICATIONS
JARNO TAPERS
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TAPER
NO.
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LARGE
END
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SMALL
END
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LENGTH
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TAPER
PER INCH
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#2
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0.2500
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0.2000
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1.00
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0.500
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#3
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0.3750
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0.3000
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1.50
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0.500
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#4
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0.5000
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0.4000
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2.00
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0.500
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#5
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0.6250
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0.5000
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2.50
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0.500
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#6
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0.7500
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0.6000
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3.00
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0.500
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#7
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0.8750
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0.7000
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3.50
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0.500
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#8
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1.0000
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0.8000
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4.00
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0.500
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#9
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1.1250
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0.9000
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4.50
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0.500
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#10
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1.2500
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1.0000
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5.00
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0.500
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#11
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1.3750
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1.1000
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5.50
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0.500
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#12
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1.5000
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1.2000
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6.00
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0.500
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#13
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1.6250
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1.3000
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6.50
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0.500
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#14
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1.7500
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1.4000
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7.00
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0.500
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#15
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1.8750
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1.5000
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7.50
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0.500
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#16
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2.0000
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1.6000
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8.00
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0.500
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#17
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2.1250
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1.7000
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8.50
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0.500
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#18
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2.2500
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1.8000
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9.00
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0.500
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#19
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2.3750
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1.9000
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9.50
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0.500
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#20
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2.5000
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2.0000
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10.00
|
0.500
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BROWN & SHARPE TAPERS
|
TAPER
NO.
|
LARGE
END
|
SMALL
END
|
TAPER
PER INCH
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# 1
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0.2392
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0.2000
|
0.418
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# 2
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0.2997
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0.2500
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0.418
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# 3
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0.3753
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0.3125
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0.418
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# 4
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0.4207
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0.3500
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0.419
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# 5
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0.5388
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0.4500
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0.418
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# 6
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0.5996
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0.5000
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0.419
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# 7
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0.7201
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0.6000
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0.418
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# 8
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0.8987
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0.7500
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0.418
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# 9
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1.0775
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0.9001
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0.417
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# 10
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1.2597
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1.0447
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0.430
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# 11
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1.4978
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1.2500
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0.418
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# 12
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1.7968
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1.5001
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0.416
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# 13
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2.0731
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1.7501
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0.417
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# 14
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2.3438
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2.0000
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0.417
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# 15
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2.6146
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2.2500
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0.417
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# 16
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2.8854
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2.5000
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0.417
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# 17
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3.1563
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2.7500
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0.417
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# 18
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3.4271
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3.0000
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0.417
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