Page 204 - Republic Drill

Shell Reamers - High Speed Steel

List No. 560U: Straight Flute
List No. 561U: Left Hand Spiral, Right Hand Cut

Shell reamers are machine reamers manufactured in high speed steel. Fluted almost their entire length, they have
a tapered hole (1/8” taper per foot) which fits on a tapered arbor. The slots in the reamer engage lugs on the arbor,
REAMERS Decimal Flute Specifications ID Hole Fitting No. of 560U Price Each 561U
providing ample strength of drive. Special sizes are available upon request.

Overall
Diameter
Flute
RH. Cut
21/32 Equivalent Length Length Lg. End Arbor No. Flutes Straight LH. Spiral
––
10
75.00
2 1/4
1 1/2
4
3/8
.6562
3/4 .7500 1 1/2 2 1/4 3/8 4 10 70.65 86.31
13/16 .8125 1 3/4 2 1/2 1/2 5 10 73.14 87.45
27/32 .8438 1 3/4 2 1/2 1/2 5 10 –– 98.00
7/8 .8750 1 3/4 2 1/2 1/2 5 10 78.47 89.66
15/16 .9375 1 3/4 2 1/2 1/2 5 10 82.15 91.85
1 1.0000 1 3/4 2 1/2 1/2 5 10 87.07 98.51
1 1/64 1.0156 2 2 3/4 5/8 6 10 –– 118.00
1 3/64 1.0469 2 2 3/4 5/8 6 10 –– 118.00
1 1/16 1.0625 2 2 3/4 5/8 6 10 94.40 107.00
1 5/64 1.0781 2 2 3/4 5/8 6 10 –– 125.00
1 3/32 1.0938 2 2 3/4 5/8 6 10 –– 125.00
1 1/8 1.1250 2 2 3/4 5/8 6 10 100.22 110.31
1 5/32 1.1562 2 2 3/4 5/8 6 10 –– 130.00
1 3/16 1.1875 2 2 3/4 5/8 6 10 103.55 114.13
1 1/4 1.2500 2 2 3/4 5/8 6 12 105.07 119.10
1 5/16 1.3125 2 1/4 3 3/4 7 12 111.54 124.12
1 11/32 1.3438 2 1/4 3 3/4 7 12 128.00 140.00
1 3/8 1.3750 2 1/4 3 3/4 7 12 118.69 130.59
1 7/16 1.4375 2 1/4 3 3/4 7 12 130.48 144.07
1 1/2 1.5000 2 1/4 3 3/4 7 12 138.29 152.10
1 9/16 1.5625 2 1/4 3 3/4 7 12 155.58 170.49
1 5/8 1.6250 2 1/4 3 3/4 7 12 165.62 185.96
1 11/16 1.6875 2 1/2 3 1/2 1 8 12 182.11 203.58
1 3/4 1.7500 2 1/2 3 1/2 1 8 12 192.79 216.04
1 25/32 1.7813 2 1/2 3 1/2 1 8 12 205.77 231.50
1 13/16 1.8125 2 1/2 3 1/2 1 8 12 205.77 231.50
1 53/64 1.8281 2 1/2 3 1/2 1 8 12 270.00 ––
1 27/32 1.8438 2 1/2 3 1/2 1 8 12 240.00 253.00
1 7/8 1.8750 2 1/2 3 1/2 1 8 12 219.40 245.49
1 29/32 1.9062 2 1/2 3 1/2 1 8 12 260.00 275.00
1 15/16 1.9375 2 1/2 3 1/2 1 8 12 251.00 261.67
2 2.0000 2 1/2 3 1/2 1 8 14 241.70 268.92
2 1/16 2.0625 2 3/4 3 3/4 1 1/4 9 14 261.29 293.89
2 1/8 2.1250 2 3/4 3 3/4 1 1/4 9 14 274.29 307.96
2 3/16 2.1875 2 3/4 3 3/4 1 1/4 9 14 291.50 327.88
2 1/4 2.2500 2 3/4 3 3/4 1 1/4 9 14 301.60 338.14
2 5/16 2.3125 2 3/4 3 3/4 1 1/4 9 14 318.65 358.06
2 3/8 2.3750 2 3/4 3 3/4 1 1/4 9 14 331.88 372.70
2 7/16 2.4375 2 3/4 3 3/4 1 1/4 9 14 342.47 387.60
2 1/2 2.5000 2 3/4 3 3/4 1 1/4 9 14 354.76 398.26
2 9/16 2.5625 3 4 1 1/2 10 16 501.12 555.64
2 5/8 2.6250 3 4 1 1/2 10 16 533.60 576.28
2 11/16 2.6875 3 4 1 1/2 10 16 566.89 596.64
2 3/4 2.7500 3 4 1 1/2 10 16 595.08 646.70
2 13/16 2.8125 3 4 1 1/2 10 16 629.53 694.84
2 7/8 2.8750 3 4 1 1/2 10 16 665.55 718.73
2 15/16 2.9375 3 4 1 1/2 10 16 702.38 754.00
3 3.0000 3 4 1 1/2 10 16 737.58 795.52
3 1/16 3.0625 3 1/2 4 1/2 1 3/4 11 18 934.90 ––
3 1/8 3.1250 3 1/2 4 1/2 1 3/4 11 18 1130.65 1180.80
3 3/16 3.1875 3 1/2 4 1/2 1 3/4 11 18 1168.12 1210.50
3 1/4 3.2500 3 1/2 4 1/2 1 3/4 11 18 1205.82 1266.00
3 5/16 3.3125 3 1/2 4 1/2 1 3/4 11 18 1247.00 1307.32
3 3/8 3.3750 3 1/2 4 1/2 1 3/4 11 18 1288.76 1354.59
3 7/16 3.4375 3 1/2 4 1/2 1 3/4 11 18 –– 1392.00
3 1/2 3.5000 3 1/2 4 1/2 1 3/4 11 18 1361.84 1429.70
3 9/16 3.5625 4 5 2 12 20 1380.00 1467.34
3 5/8 3.6250 4 5 2 12 20 –– 1503.36
3 7/8 3.8750 4 5 2 12 20 1619.36 1650.00
3 15/16 3.9375 4 5 2 12 20 1668.08 1779.00
4 4.0000 4 5 2 12 20 1668.08 1806.12
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