CNC STUB REAMERS — CARBIDE TIPPED

LEFT SPIRAL FLUTES

TYPE 2440 — LEFT SPIRAL FLUTES

Flute long carbide tipped.
Polished flutes for high volume chip flow.
Flute long carbide on .2841" tool diameter and larger.
Straight shanks fit into standard holders.
Pin cross holes permit use in pin drive floating holders.
Carbide tips brazed to one piece hardened tool steel bodies.
Cutting diameter tolerance plus .0003" minus .0000".

OPTIONS

Decimal & metric sizes (priced as indicated in extended table below).
Cutting diameter reduced for small steps or pilot.
Radius end or end chamfer other than 45ยบ.
End cutting.
Semi-finished Type 2430 & Type 2440 in stock
Closer tolerance.
For +.0002" add $1.00 per tool.
For +.0001" add $3.00 per tool.


Below are the critical dimensions of our Stub Length Reamers. Please choose the Reamers that meets your tooling needs.
Tool
Diameter		 Dimensions Type 2440
EDP NO.		 Price Finished To Modified Tool Diameter
Diameter No. of Flutes Length Modified Diameter Range Price Each - Based on Quantity Ordered
Frac. Dec. Shank Pin Hole Flute Carbide Overall Low High 1 2 3 4 5-7 8-14*
   3/16  .1875    1/4     3/32 4 1            1/2  2  1/4  244006 $39.50  .1770  .2040 $68.50 $53.95 $49.10 $46.80 $44.30 $42.35
   7/32  .2188    1/4     3/32 4 1            1/2  2  1/4  244007 39.50  .2041  .2210 68.50 53.95 49.10 46.80 44.30 42.35
  15/64  .2344    1/4     3/32 4 1            1/2  2  1/4  24402344 39.50  .2211  .2380 68.50 53.95 49.10 46.80 44.30 42.35
   1/4   .2500    1/4     3/32 4 1            1/2  2  1/4  244008 39.50  .2381  .2530 68.50 53.95 49.10 46.80 44.30 42.35
   9/32  .2813    3/8     1/8  4 1            1/2  2  1/4  244009 39.50  .2531  .2840 68.50 53.95 49.10 46.80 44.30 42.35
   5/16  .3125    3/8     1/8  4 1         1         2  1/4  244010 45.90  .2841  .3150 74.90 60.35 55.50 53.20 50.65 48.75
  11/32  .3438    3/8     1/8  4 1  1/4  1  1/4  2  1/2  244011 46.30  .3151  .3470 75.30 60.80 55.90 53.60 51.10 49.15
   3/8   .3750    3/8     1/8  4 1  1/4  1  1/4  2  1/2  244012 50.25  .3471  .3780 79.25 64.70 59.85 57.50 55.00 53.05
  13/32  .4063    1/2     3/16 4 1  1/4  1  1/4  2  1/2  244013 50.95  .3781  .4090 80.00 65.40 60.55 58.25 55.75 53.80
   7/16  .4375    1/2     3/16 4 1  1/4  1  1/4  2  1/2  244014 60.30  .4091  .4410 89.35 74.80 69.90 67.65 65.15 63.20
  15/32  .4688    1/2     3/16 4 1  1/4  1  1/4  2  1/2  244015 60.30  .4411  .4720 89.35 74.80 69.90 67.65 65.15 63.20
   1/2   .5000    1/2     3/16 4 1  1/4  1  1/4  2  1/2  244016 66.00  .4721  .5030 95.80 80.90 75.90 73.50 70.95 68.95
  17/32  .5313    5/8     1/4  6 1  1/2  1  1/2  3         244017 66.00  .5031  .5340 95.80 80.90 75.90 73.50 70.95 68.95
   9/16  .5625    5/8     1/4  6 1  1/2  1  1/2  3         244018 69.55  .5341  .5660 99.30 84.45 79.40 77.05 74.45 72.45
  19/32  .5938    5/8     1/4  6 1  1/2  1  1/2  3         244019 69.55  .5661  .5970 99.30 84.45 79.40 77.05 74.45 72.45
   5/8   .6250    5/8     1/4  6 1  1/2  1  1/2  3         244020 71.45  .5971  .6280 101.25 86.30 81.30 78.90 76.35 74.35
  21/32  .6563    5/8     1/4  6 1  1/2  1  1/2  3         244021 71.45  .6281  .6590 101.25 86.30 81.30 78.90 76.35 74.35
  11/16  .6875    5/8     1/4  6 1  1/2  1  1/2  3         244022 74.75  .6591  .6910 104.50 89.55 84.60 82.20 79.65 77.65
  23/32  .7188    3/4     5/16 6 1  1/2  1  1/2  3         244023 74.75  .6911  .7220 104.50 89.55 84.60 82.20 79.65 77.65
   3/4   .7500    3/4     5/16 6 1  1/2  1  1/2  3         244024 76.65  .7221  .7530 106.40 91.50 86.50 84.10 81.55 79.55
  25/32  .7813    3/4     5/16 6 1  1/2  1  1/2  3         244025 76.65  .7531  .7840 106.40 91.50 86.50 84.10 81.55 79.55
  13/16  .8125    3/4     5/16 6 1  1/2  1  1/2  3         244026 83.25  .7841  .8160 113.05 98.15 93.10 90.75 88.20 86.20
  27/32  .8438    3/4     5/16 6 1  1/2  1  1/2  3         244027 83.25  .8161  .8470 113.05 98.15 93.10 90.75 88.20 86.20
   7/8   .8750    3/4     5/16 6 1  1/2  1  1/2  3         244028 90.95  .8471  .8780 121.90 106.35 101.20 98.75 96.10 94.00
  29/32  .9063    3/4     5/16 6 1  1/2  1  1/2  3         244029 90.95  .8781  .9090 121.90 106.35 101.20 98.75 96.10 94.00
  15/16  .9375    3/4     5/16 6 1  1/2  1  1/2  3         244030 100.20  .9091  .9410 131.10 115.60 110.45 107.95 105.35 103.25
  31/32  .9688    3/4     5/16 8 1  1/2  1  1/2  3         244031 100.20  .9411  .9720 131.10 115.60 110.45 107.95 105.35 103.25
1         1.0000    3/4     5/16 8 1  1/2  1  1/2  3         244032 105.10  .9721 1.0030 136.05 120.55 115.40 112.90 110.20 108.15
1  1/16 1.0625    3/4     5/16 8 1  1/2  1  1/2  3         244034 105.10 1.0031 1.0660 136.05 120.55 115.40 112.90 110.20 108.15
1  1/8  1.1250    3/4     5/16 8 1  1/2  1  1/2  3         244036 123.05 1.0661 1.1280 153.95 138.45 133.25 130.80 128.15 126.05
1  3/16 1.1875    3/4     5/16 8 1  1/2  1  1/2  3         244038 128.25 1.1281 1.1905 159.25 143.70 138.50 136.05 133.40 131.30
1  1/4  1.2500    3/4     5/16 8 1  1/2  1  1/2  3         244040 150.25 1.1906 1.2530 181.25 165.70 160.55 158.05 155.45 153.35
1  5/16 1.3125    3/4     5/16 8 1  1/2  1  1/2  3         244042 150.25 1.2531 1.3155 181.25 165.70 160.55 158.05 155.45 153.35
1  3/8  1.3750    3/4     5/16 8 1  1/2  1  1/2  3         244044 152.45 1.3156 1.3780 183.35 167.85 162.70 160.20 157.60 155.50
1  7/16 1.4375    3/4     5/16 8 1  1/2  1  1/2  3         244046 177.65 1.3781 1.4405 208.60 193.10 187.95 185.45 182.80 180.75
1  1/2  1.5000    3/4     5/16 8 1  1/2  1  1/2  3         244048 213.40 1.4406 1.5030 244.30 228.85 223.65 221.20 218.50 216.45
* Quantities of 15 or more - price of fractional size in same size range
Don't see the Stub Length Reamers you need?
If the above dimensions do not meet your specific Stub Length Reamers needs we may be able to make modifications to one of the above Stub Length Reamers or we can quote a full special to your exact requirements. Simply click here to view and print our special tool quote form. Fill it out and fax (800-867-9312) it back to Rock River Tool. We will let you know how we will provide the Stub Length Reamers you requested.
Thank you for using Rock River Tool for your Stub Length Reamers needs.