Fractional


TOOL SELECTOR
CHIP
CLASS
MATERIAL MACHINEDTOOL TYPE
 20  NON-FERROUS - LONG CHIPS  433 
 40  NON-FERROUS - SHORT CHIPS  433 / 437 
 60  CAST IRONS  437 
 80  LOW STRENGTH STEELS  439 / 437 
 100  MEDIUM STRENGTH STEELS  439 
 120  HIGH STRENGTH STEELS  439 
 140  HIGH TEMPERATURE ALLOYS  439

National Aerospace Standards - NAS 897
Type 437 Fractional - For Cast Irons & NAS Multi-Purpose
Carbide Tipped
  • Type "C" with short carbide tip
  • Left spiral polished flutes and straight shank
  • Left spiral flutes should not be used on blind holes
  • Tool geometry and carbide grade appropriate for material being machined
  • Carbide tips brazed to tough hardened alloy steel body
  • Polished flutes for easy chip flow
  • Precision ground cutting edges
  • Material specific reamer shanks are ground to next smallest shank diameter listed in NAS 897 if tool diameter is within .005" of shank diameter
  Modifications: (Prompt delivery)
  • Modified tool diameter - priced below
  • Metric tool diameter
  • Closer tool diameter tolerance
  • Cutting diameter reduced for step or pilot
  • End chamfer other than 45º
  • End cutting or corner radius
  • Increased / decreased circular margin
  • Increased / decreased tool diameter back taper
  • Shortened shank or reduced shank diameter
  • Flat(s) or tang on shank
  • Coatings available:
     TITANIUM NITRIDE - TiN 
     TITANIUM CARBONITRIDE - TiCN 
     ZIRCONIUM NITRIDE - ZrN 
     AL TITANIUM NITRIDE - AITiN 
Below is a list of standard Material Specific Chucking Reamers offered by Hannibal Carbide Tool. If you do not see the Material Specific Chucking Reamers you are looking for you can click here for our SPECIAL TOOL QUOTE REQUEST FORM and fax (573-221-1140) or email your request to Hannibal. Within 24 hours we will let you know how we can supply your Material Specific Chucking Reamers. For technical assistance with your Reamers please click here to fill out and submit our HANNIBAL TECHNICAL SUPPORT QUESTIONNAIRE.
Tool Diameter Type 437
EDP NO.
Fractional
Price
Dimensions Finished To Modified Tool Diameter
Max. Shank Diam. No. of Flutes Length Modified Diameter Range Price Each - Based on Quantity Ordered
Frac. Dec. Flute Carbide Overall Low High 1 2 3 4 5-7 8-14*
   3/16  .1875 43706 $51.45  .1805 4  1/    1/  1/  .1770  .2040 $81.95 $66.70 $61.60 $59.15 $56.55 $54.50
   7/32  .2188 43707 51.45  .2075 4  1/    1/          .2041  .2210 81.95 66.70 61.60 59.15 56.55 54.50
  15/64  .2344 4372344 51.45  .2265 4  1/    1/          .2211  .2380 81.95 66.70 61.60 59.15 56.55 54.50
   1/  .2500 43708 51.45  .2405 4  1/    1/          .2381  .2530 81.95 66.70 61.60 59.15 56.55 54.50
   9/32  .2813 43709 51.60  .2485 4  1/    1/          .2531  .2840 82.10 66.85 61.75 59.25 56.65 54.60
   5/16  .3125 43710 51.60  .2792 4  1/    1/          .2841  .3150 82.10 66.85 61.75 59.25 56.65 54.60
  11/32  .3438 43711 56.80  .2792 4  1/    5/          .3151  .3470 87.30 72.10 66.95 64.50 61.90 59.85
   3/  .3750 43712 57.35  .3105 4  3/    5/          .3471  .3780 87.85 72.55 67.45 65.00 62.35 60.30
  13/32  .4063 43713 59.90  .3105 4  3/    5/          .3781  .4090 90.35 75.15 70.00 67.55 64.95 62.90
   7/16  .4375 43714 62.20  .3730 6  3/    5/          .4091  .4410 92.65 77.40 72.30 69.90 67.20 65.20
  15/32  .4688 43715 66.15  .3730 6  3/    5/          .4411  .4720 96.65 81.45 76.30 73.85 71.25 69.20
   1/  .5000 43716 68.60  .4355 6            5/          .4721  .5030 99.90 84.20 78.95 76.45 73.80 71.65
  17/32  .5313 43717 70.65  .4355 6            5/          .5031  .5340 101.95 86.25 81.00 78.55 75.85 73.70
   9/16  .5625 43718 70.65  .4355 6            5/          .5341  .5660 101.95 86.25 81.00 78.55 75.85 73.70
  19/32  .5938 43719 72.85  .4355 6            5/          .5661  .5970 104.10 88.40 83.20 80.70 78.00 75.90
   5/  .6250 43720 72.85  .5615 6  1/    5/          .5971  .6280 104.10 88.40 83.20 80.70 78.00 75.90
  21/32  .6563 43721 75.00  .5615 6  1/    5/          .6281  .6590 106.30 90.60 85.35 82.85 80.15 78.05
  11/16  .6875 43722 79.75  .5615 6  1/    5/          .6591  .6910 111.05 95.40 90.10 87.55 84.95 82.80
  23/32  .7188 43723 80.95  .5615 6  1/    5/          .6911  .7220 112.25 96.55 91.30 88.85 86.15 84.05
   3/  .7500 43724 82.10  .6245 6  1/    3/  1/  .7221  .7530 113.40 97.70 92.50 90.00 87.30 85.20
  25/32  .7813 43725 84.35  .6245 6  1/    3/  1/  .7531  .7840 115.65 99.95 94.70 92.20 89.55 87.40
  13/16  .8125 43726 84.35  .6245 6  1/    3/  1/  .7841  .8160 115.65 99.95 94.70 92.20 89.55 87.40
  27/32  .8438 43727 88.85  .6245 6  1/    3/  1/  .8161  .8470 120.15 104.50 99.15 96.70 94.00 91.90
   7/  .8750 43728 92.20  .7495 6  5/    3/ 10          .8471  .8780 124.70 108.40 102.90 100.40 97.55 95.35
  29/32  .9063 43729 107.40  .7495 6  5/    3/ 10          .8781  .9090 139.85 123.60 118.20 115.55 112.75 110.55
  15/16  .9375 43730 107.40  .7495 8  5/    3/ 10          .9091  .9410 139.85 123.60 118.20 115.55 112.75 110.55
  31/32  .9688 43731 112.60  .7495 8  5/    3/ 10          .9411  .9720 145.10 128.85 123.45 120.80 118.00 115.85
        1.0000 43732 112.60  .8745 8  3/    3/ 10  1/  .9721 1.0030 145.10 128.85 123.45 120.80 118.00 115.85
 1/16 1.0625 43734 120.85  .8745 8  3/    3/ 10  1/ 1.0031 1.0660 153.30 137.10 131.60 129.00 126.25 124.05
 1/ 1.1250 43736 124.60  .8745 8  7/    7/ 11         1.0661 1.1280 157.10 140.80 135.35 132.75 130.00 127.80
 3/16 1.1875 43738 130.95  .9995 8  7/    7/ 11         1.1281 1.1905 163.40 147.10 141.65 139.05 136.30 134.10
 1/ 1.2500 43740 138.60  .9995 8            7/ 11  1/ 1.1906 1.2530 171.05 154.80 149.35 146.80 143.95 141.75
 5/16 1.3125 43742 153.30  .9995 8            7/ 11  1/ 1.2531 1.3155 185.85 169.60 164.10 161.55 158.70 156.55
 3/ 1.3750 43744 167.95  .9995 8  1/    7/ 12         1.3156 1.3780 200.45 184.15 178.70 176.15 173.35 171.15
 7/16 1.4375 43746 178.00  .9995 8  1/    7/ 12         1.3781 1.4405 210.40 194.20 188.75 186.10 183.35 181.20
 1/ 1.5000 43748 188.05 1.2495 8  1/    7/ 12  1/ 1.4406 1.5030 220.50 204.20 198.75 196.20 193.40 191.20
* Quantities of 15 or more - price of fractional size in same size range