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Taper Pin Reamers, 1/4" per foot, 1:48 taper

taper pin reamer

Taper Pin Reamers

Taper pin reamers are designed to prepare the hole for taper pins.

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Taper Pin Reamers
Straight Flute, Series R275

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Taper Pin Reamers, Straight Flute

HSS, Taper Pin Reamers, Taper 1/4 Inch per Foot, Straight Flute

dimensions may vary from different mfg.

Size Number Size Number Shank Diameter(in.) Diameter Small End Diameter Large End Length Overall(in.) Length Flute(in.)
R275-7/0 7/0 5/64 .0497 .0666 1-13/16 13/16
R275-6/0 6/0 3/32 .0611 .0806 1-15/16 15/16
R275-5/0 5/0 7/64 .0719 .0966 2-3/16 1-3/16
R275-4/0 4/0 1/8 .0869 .1142 2-5/16 1-5/16
R275-3/0 3/0 9/64 .1029 .1302 2-5/16 1-5/16
R275-2/0 2/0 5/32 .1137 .1462 2-9/16 1-9/16
R275-0 0 11/64 .1287 .1638 2-15/16 1-11/16
R275-1 1 3/16 .1447 .1798 2-15/16 1-11/16
R275-2 2 13/64 .1605 .2008 3-3/16 1-15/16
R275-3 3 15/64 .1813 .2294 3-11/16 2-5/16
R275-4 4 17/64 .2071 .2604 4-1/16 2-9/16
R275-5 5 5/16 .2409 .2994 4-5/16 2-13/16
R275-6 6 23/64 .2773 .3540 5-7/16 3-11/16
R275-7 7 13/32 .3297 .4220 6-5/16 4-7/16
R275-8 8 7/16 .3971 .5050 7-3/16 5-3/16
R275-9 9 9/16 .4805 .6066 8-5/16 6-1/16
R275-10 10 5/8 .5799 .7216 9-5/16 6-13/16

 

Taper Pin Reamers
Left Hand Spiral, Series R276

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Taper Pin Reamers, Left Hand Spiral

HSS, Taper Pin Reamers, Taper 1/4 Inch per Foot, R276 Left Hand Spiral

dimensions may vary from different mfg.

Size Number Size Number Shank Diameter(in.) Diameter Small End Diameter Large End Length Overall(in.) Length Flute(in.)
R276-7/0 7/0 5/64 .0497 .0666 1-13/16 13/16
R276-6/0 6/0 3/32 .0611 .0806 1-15/16 15/16
R276-5/0 5/0 7/64 .0719 .0966 2-3/16 1-3/16
R276-4/0 4/0 1/8 .0869 .1142 2-5/16 1-5/16
R276-3/0 3/0 9/64 .1029 .1302 2-5/16 1-5/16
R276-2/0 2/0 5/32 .1137 .1462 2-9/16 1-9/16
R276-0 0 11/64 .1287 .1638 2-15/16 1-11/16
R276-1 1 3/16 .1447 .1798 2-15/16 1-11/16
R276-2 2 13/64 .1605 .2008 3-3/16 1-15/16
R276-3 3 15/64 .1813 .2294 3-11/16 2-5/16
R276-4 4 17/64 .2071 .2604 4-1/16 2-9/16
R276-5 5 5/16 .2409 .2994 4-5/16 2-13/16
R276-6 6 23/64 .2773 .3540 5-7/16 3-11/16
R276-7 7 13/32 .3297 .4220 6-5/16 4-7/16
R276-8 8 7/16 .3971 .5050 7-3/16 5-3/16
R276-9 9 9/16 .4805 .6066 8-5/16 6-1/16
R276-10 10 5/8 .5799 .7216 9-5/16 6-13/16

 

 


The point of each reamer will enter the hole reamed by the next smaller size reamer.

dimensions may vary from different mfg.

Straight Shank

 
Taper Shank
Part Number
SIZE
S.E. Diameter
L.E. Diameter
Flute Length
No. of Flutes
Shank Dia.
OAL
SIZE
Number MTS
OAL
R276-11
11
.706
.878
8 1/4
6
7/8
11 1/4
R279-11TS
2
12

R276-12

12
.842
1.050
10
6
1
13
R279-12TS
3
14 5/8

R276-13

13
1.009
1.259
12
6
1
16
R279-13TS
4
17 5/8

R276-14
 

14
1.250
1.541
14
6
1
18 1/4
R279-14TS
4
19 3/4
R276-15 
15
1.500
1.812
15
10
1 1/4
19 1/4
R279-15TS
5
22
R276-16
16
1.750
2.083
16
12
1 1/2
20 1/4
R279-16TS
5
23

 

 

 


 

 

Taper Pin Reamers
Helical, Series R279

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Taper Pin Reamers, Helical

HSS, Taper Pin Reamers, Taper 1/4 Inch per Foot, R279 Helical Machine reamers

dimensions may vary from different mfg.

Size Number Size Number Shank Diameter(in.) Diameter Small End Diameter Large End Length Overall(in.) Length Flute(in.)
R279-7/0 7/0 5/64 .0497 .0666 1-13/16 13/16
R279-6/0 6/0 3/32 .0611 .0806 1-15/16 15/16
R279-5/0 5/0 7/64 .0719 .0966 2-3/16 1-3/16
R279-4/0 4/0 1/8 .0869 .1142 2-5/16 1-5/16
R279-3/0 3/0 9/64 .1029 .1302 2-5/16 1-5/16
R279-2/0 2/0 5/32 .1137 .1462 2-9/16 1-9/16
R279-0 0 11/64 .1287 .1638 2-15/16 1-11/16
R279-1 1 3/16 .1447 .1798 2-15/16 1-11/16
R279-2 2 13/64 .1605 .2008 3-3/16 1-15/16
R279-3 3 15/64 .1813 .2294 3-11/16 2-5/16
R279-4 4 17/64 .2071 .2604 4-1/16 2-9/16
R279-5 5 5/16 .2409 .2994 4-5/16 2-13/16
R279-6 6 23/64 .2773 .3540 5-7/16 3-11/16
R279-7 7 13/32 .3297 .4220 6-5/16 4-7/16
R279-8 8 7/16 .3971 .5050 7-3/16 5-3/16
R279-9 9 9/16 .4805 .6066 8-5/16 6-1/16
R279-10 10 5/8 .5799 .7216 9-5/16 6-13/16

 

 

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Servicing the Canadian provinces and territories of
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Servicing Canadian cities,
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