Page 195 - Republic Drill

Expansion Hand Reamers
High Speed Steel

List No. 576U: Straight Flute
List No. 577U: Left Hand Spiral, Right Hand Cut

Recommended Expansion Limits:
These reamers are used to enlarge holes by a few thousandths.
The pilots and guides of these reamers are ground under size Sizes 1/4 to 21/32 .010" Sizes 1-1/16 to 1-1/2 .015" REAMERS
to allow smooth entrance. Sizes 11/16 to 1 .013" Sizes 1-9/16 to 2 .017"

Specifications Price Each Specifications Price Each
576U 577U 576U 577U
Decimal Flute Overall Decimal Flute Overall
Diameter Straight LH. Sp. Diameter Straight LH. Sp.
Equivalent Length Length Equivalent Length Length
Flute RH. Cut Flute RH. Cut
3/16 .1875 1 1/8 3 3/8 148.00 175.00 1 9/32 1.2812 4 1/2 10 1/4 439.00 470.00
7/32 .2188 1 3/16 3 1/2 150.00 170.00 33mm 1.2992 4 1/2 10 1/4 480.00 ––
1/4 .2500 1 7/16 4 1/2 154.00 180.00 1 5/16 1.3125 4 1/2 10 5/8 440.00 475.00
9/32 .2812 1 3/4 4 167.00 183.00 1 11/32 1.3438 4 9/16 11 479.00 507.00
5/16 .3125 1 3/4 4 1/2 165.00 185.00 1 3/8 1.3750 4 9/16 11 490.00 530.00
11/32 .3438 1 3/4 4 1/2 167.00 187.00 1 13/32 1.4062 4 3/4 11 3/8 555.00 615.00
9mm .3543 1 3/4 4 1/2 190.00 –– 1 7/16 1.4375 4 3/4 11 3/8 570.00 630.00
3/8 .3750 1 3/4 5 169.00 189.00 37mm 1.4567 4 3/4 11 3/8 650.00 ––
13/32 .4062 1 3/4 5 180.00 205.00 1 15/32 1.4688 4 13/16 11 5/8 625.00 660.00
7/16 .4375 1 3/4 5 184.00 210.00 1 1/2 1.5000 4 13/16 11 5/8 625.00 685.00
15/32 .4688 1 13/16 5 1/2 190.00 213.00 39mm 1.5354 4 13/16 11 5/8 680.00 ––
1/2 .5000 1 13/16 5 1/2 193.00 216.00 1 9/16 1.5625 4 13/16 11 5/8 660.00 690.00
17/32 .5312 2 1/8 6 195.00 218.00 41mm 1.6142 4 7/8 11 5/8 710.00 ––
9/16 .5625 2 1/8 6 199.00 221.00 1 5/8 1.6250 4 7/8 11 5/8 695.00 740.00
19/32 .5938 2 1/2 6 202.00 228.00 1 11/16 1.6875 5 11 5/8 729.00 790.00
5/8 .6250 2 1/2 6 1/2 205.00 230.00 43mm 1.6929 5 11 5/8 780.00 ––
21/32 .6562 2 1/2 6 1/2 212.00 225.00 44mm 1.7323 5 11 5/8 780.00 ––
11/16 .6875 2 1/2 6 3/4 220.00 240.00 1 3/4 1.7500 5 12 3/8 750.00 825.00
23/32 .7188 2 11/16 6 9/16 233.00 260.00 46mm 1.8110 5 12 3/8 810.00 ––
3/4 .7500 2 11/16 7 1/16 240.00 270.00 1 13/16 1.8125 5 12 3/8 785.00 855.00
25/32 .7812 3 1/16 7 1/16 266.00 300.00 47mm 1.8504 5 12 3/8 820.00 ––
13/16 .8125 3 1/16 7 9/16 279.00 310.00 1 7/8 1.8750 5 12 3/4 800.00 890.00
21mm .8268 3 1/16 7 9/16 315.00 –– 49mm 1.9291 5 12 3/4 950.00 ––
27/32 .8438 3 5/16 7 1/2 288.00 315.00 1 15/16 1.9375 5 12 3/4 929.00 998.00
7/8 .8750 3 5/16 8 290.00 320.00 2 2.0000 5 13 1/16 950.00 1100.00
57/64 .8906 3 5/16 8 313.00 330.00 2 1/16 2.0625 5 1/8 13 1/4 1100.00 ––
29/32 .9062 3 9/16 8 3/8 313.00 330.00 2 1/8 2.1250 5 1/8 13 1/4 1200.00 1300.00
59/64 .9219 3 9/16 8 3/8 322.00 340.00 2 3/16 2.1875 5 1/8 13 1/2 1250.00 ––
15/16 .9375 3 9/16 8 3/8 322.00 340.00 2 1/4 2.2500 5 1/4 14 1300.00 1420.00
61/64 .9531 3 9/16 8 3/8 350.00 375.00 2 5/16 2.3125 5 3/8 14 1/2 1350.00 ––
31/32 .9688 3 3/4 8 3/8 350.00 375.00 2 3/8 2.3750 5 3/8 14 1/2 1400.00 1500.00
1 1.0000 3 3/4 8 7/8 360.00 385.00 2 7/16 2.4375 5 3/8 14 1/2 1450.00 1600.00
1 1/32 1.0312 4 9 3/16 379.00 –– 2 1/2 2.5000 5 3/8 14 1/2 1500.00 ––
1 1/16 1.0625 4 9 3/16 388.00 405.00 2 9/16 2.5625 5 1/2 15 1550.00 ––
1 3/32 1.0938 4 1/8 9 396.00 415.00 2 5/8 2.6250 5 1/2 15 1600.00 ––
1 1/8 1.1250 4 1/8 9 1/2 400.00 425.00 2 11/16 2.6875 5 3/4 15 1/2 1650.00 ––
29mm 1.1417 4 1/8 9 1/2 425.00 –– 2 3/4 2.7500 5 3/4 15 1/2 1700.00 ––
1 5/32 1.1562 4 1/4 9 3/8 418.00 435.00 2 13/16 2.8125 5 3/4 15 1/2 1750.00 ––
1 3/16 1.1875 4 1/4 9 7/8 411.00 440.00 2 7/8 2.8750 5 3/4 15 1/2 1800.00 ––
1 7/32 1.2188 4 3/8 10 1/4 420.00 450.00 2 15/16 2.9375 6 16 1/2 1875.00 ––
31mm 1.2205 4 3/8 10 1/4 450.00 –– 3 3.0000 6 16 1/2 1975.00 ––
1 1/4 1.2500 4 3/8 10 1/4 425.00 460.00

Sets - Expansion Hand Reamers
No. of
Sizes Description Set No. Price
Pieces
1/4, 3/8, 1/2, 5/8, 3/4 Straight Flute 5 576US 967.67
1/4, 3/8, 1/2, 5/8, 3/4 LH. Spiral/ RH. Cut 5 577US 1091.67
Supplied in wood block

193