HSS TAPER PIN REAMER STRAIGHT FLUTE
RIGHT HAND CUT FRACTIONAL SIZE
Taper pin reamers are made with a taper of 1/4" per foot. They are used to ream holes into which standard taper pins will fits. The point of taper pin reamer will enter hole reamed by next smaller size. Hole to be reamed should a few thousandths smaller than the small diameter of the finished reamed hole.
Size Number |
Shank Diameter (in.) |
Diameter Small End |
Diameter Large End |
Length Overall (in.) |
Length Flute (in.) |
7/0 |
5/64 |
.0497 |
.0666 |
1-13/16 |
13/16 |
6/0 |
3/32 |
.0611 |
.0806 |
1-15/16 |
15/16 |
5/0 |
7/64 |
.0719 |
.0966 |
2-3/16 |
1-3/16 |
4/0 |
1/8 |
.0869 |
.1142 |
2-5/16 |
1-5/16 |
3/0 |
9/64 |
.1029 |
.1302 |
2-5/16 |
1-5/16 |
2/0 |
5/32 |
.1137 |
.1462 |
2-9/16 |
1-9/16 |
0 |
11/64 |
.1287 |
.1638 |
2-15/16 |
1-11/16 |
1 |
3/16 |
.1447 |
.1798 |
2-15/16 |
1-11/16 |
2 |
13/64 |
.1605 |
.2008 |
3-3/16 |
1-15/16 |
3 |
15/64 |
.1813 |
.2294 |
3-11/16 |
2-5/16 |
4 |
17/64 |
.2071 |
.2604 |
4-1/16 |
2-9/16 |
5 |
5/16 |
.2409 |
.2994 |
4-5/16 |
2-13/16 |
6 |
23/64 |
.2773 |
.3540 |
5-7/16 |
3-11/16 |
7 |
13/32 |
.3297 |
.4220 |
6-5/16 |
4-7/16 |
8 |
7/16 |
.3971 |
.5050 |
7-3/16 |
5-3/16 |
9 |
9/16 |
.4805 |
.6066 |
8-5/16 |
6-1/16 |
10 |
5/8 |
.5799 |
.7216 |
9-5/16 |
6-13/16 |