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/    3/32 4            1/  1/ 244006 $52.00  .1770  .2040 $90.10 $71.00 $64.60 $61.60 $58.30 $55.70
   7/32  .2188    1/    3/32 4            1/  1/ 244007 52.00  .2041  .2210 90.10 71.00 64.60 61.60 58.30 55.70
  15/64  .2344    1/    3/32 4            1/  1/ 24402344 52.00  .2211  .2380 90.10 71.00 64.60 61.60 58.30 55.70
   1/  .2500    1/    3/32 4            1/  1/ 244008 52.00  .2381  .2530 90.10 71.00 64.60 61.60 58.30 55.70
   9/32  .2813    3/    1/ 4            1/  1/ 244009 52.00  .2531  .2840 90.10 71.00 64.60 61.60 58.30 55.70
   5/16  .3125    3/    1/ 4                  1/ 244010 60.45  .2841  .3150 98.55 79.40 73.10 70.05 66.70 64.15
  11/32  .3438    3/    1/ 4  1/  1/  1/ 244011 60.90  .3151  .3470 99.10 80.05 73.60 70.65 67.25 64.70
   3/  .3750    3/    1/ 4  1/  1/  1/ 244012 66.10  .3471  .3780 104.30 85.20 78.80 75.65 72.40 69.80
  13/32  .4063    1/    3/16 4  1/  1/  1/ 244013 67.05  .3781  .4090 105.30 86.00 79.70 76.65 73.35 70.85
   7/16  .4375    1/    3/16 4  1/  1/  1/ 244014 79.35  .4091  .4410 117.60 98.45 92.00 89.00 85.75 83.20
  15/32  .4688    1/    3/16 4  1/  1/  1/ 244015 79.35  .4411  .4720 117.60 98.45 92.00 89.00 85.75 83.20
   1/  .5000    1/    3/16 4  1/  1/  1/ 244016 86.90  .4721  .5030 126.15 106.50 99.90 96.80 93.35 90.80
  17/32  .5313    5/    1/ 6  1/  1/         244017 86.90  .5031  .5340 126.15 106.50 99.90 96.80 93.35 90.80
   9/16  .5625    5/    1/ 6  1/  1/         244018 91.60  .5341  .5660 130.70 111.10 104.45 101.40 98.00 95.30
  19/32  .5938    5/    1/ 6  1/  1/         244019 91.60  .5661  .5970 130.70 111.10 104.45 101.40 98.00 95.30
   5/  .6250    5/    1/ 6  1/  1/         244020 94.00  .5971  .6280 133.25 113.60 107.00 103.80 100.45 97.85
  21/32  .6563    5/    1/ 6  1/  1/         244021 94.00  .6281  .6590 133.25 113.60 107.00 103.80 100.45 97.85
  11/16  .6875    5/    1/ 6  1/  1/         244022 98.40  .6591  .6910 137.55 117.95 111.40 108.20 104.85 102.20
  23/32  .7188    3/    5/16 6  1/  1/         244023 98.40  .6911  .7220 137.55 117.95 111.40 108.20 104.85 102.20
   3/  .7500    3/    5/16 6  1/  1/         244024 100.95  .7221  .7530 140.00 120.45 113.85 110.70 107.35 104.75
  25/32  .7813    3/    5/16 6  1/  1/         244025 100.95  .7531  .7840 140.00 120.45 113.85 110.70 107.35 104.75
  13/16  .8125    3/    5/16 6  1/  1/         244026 109.55  .7841  .8160 148.75 129.20 122.55 119.45 116.05 113.50
  27/32  .8438    3/    5/16 6  1/  1/         244027 109.55  .8161  .8470 148.75 129.20 122.55 119.45 116.05 113.50
   7/  .8750    3/    5/16 6  1/  1/         244028 119.75  .8471  .8780 160.45 139.95 133.15 129.90 126.45 123.70
  29/32  .9063    3/    5/16 6  1/  1/         244029 119.75  .8781  .9090 160.45 139.95 133.15 129.90 126.45 123.70
  15/16  .9375    3/    5/16 6  1/  1/         244030 131.85  .9091  .9410 172.50 152.20 145.35 142.10 138.65 135.90
  31/32  .9688    3/    5/16 8  1/  1/         244031 131.85  .9411  .9720 172.50 152.20 145.35 142.10 138.65 135.90
        1.0000    3/    5/16 8  1/  1/         244032 138.30  .9721 1.0030 179.05 158.70 151.80 148.60 145.05 142.35
 1/16 1.0625    3/    5/16 8  1/  1/         244034 138.30 1.0031 1.0660 179.05 158.70 151.80 148.60 145.05 142.35
 1/ 1.1250    3/    5/16 8  1/  1/         244036 161.95 1.0661 1.1280 202.65 182.15 175.35 172.20 168.65 165.90
 3/16 1.1875    3/    5/16 8  1/  1/         244038 168.80 1.1281 1.1905 209.60 189.15 182.25 179.05 175.60 172.80
 1/ 1.2500    3/    5/16 8  1/  1/         244040 197.75 1.1906 1.2530 238.50 218.10 211.35 208.00 204.60 201.80
 5/16 1.3125    3/    5/16 8  1/  1/         244042 197.75 1.2531 1.3155 238.50 218.10 211.35 208.00 204.60 201.80
 3/ 1.3750    3/    5/16 8  1/  1/         244044 200.60 1.3156 1.3780 241.30 220.90 214.20 210.85 207.50 204.70
 7/16 1.4375    3/    5/16 8  1/  1/         244046 233.85 1.3781 1.4405 274.65 254.15 247.40 244.10 240.65 237.95
 1/ 1.5000    3/    5/16 8  1/  1/         244048 280.85 1.4406 1.5030 321.55 301.25 294.40 291.15 287.55 284.80
* 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.