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 439 Fractional - For Steels & High Temp Alloys
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 439
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 43906 $49.05  .1805 4 1  1/8     1/2  4  1/2   .1770  .2040 $78.05 $63.50 $58.65 $56.35 $53.85 $51.90
   7/32  .2188 43907 49.05  .2075 4 1  1/4     1/2  5          .2041  .2210 78.05 63.50 58.65 56.35 53.85 51.90
  15/64  .2344 4392344 49.05  .2265 4 1  1/2     1/2  6          .2211  .2380 78.05 63.50 58.65 56.35 53.85 51.90
   1/4   .2500 43908 49.05  .2405 4 1  1/2     1/2  6          .2381  .2530 78.05 63.50 58.65 56.35 53.85 51.90
   9/32  .2813 43909 49.15  .2485 4 1  1/2     1/2  6          .2531  .2840 78.15 63.65 58.80 56.45 53.95 52.00
   5/16  .3125 43910 49.15  .2792 4 1  1/2     1/2  6          .2841  .3150 78.15 63.65 58.80 56.45 53.95 52.00
  11/32  .3438 43911 54.10  .2792 4 1  1/2     5/8  6          .3151  .3470 83.15 68.65 63.75 61.45 58.95 57.00
   3/8   .3750 43912 54.60  .3105 4 1  3/4     5/8  7          .3471  .3780 83.65 69.10 64.25 61.90 59.40 57.45
  13/32  .4063 43913 57.05  .3105 4 1  3/4     5/8  7          .3781  .4090 86.05 71.55 66.65 64.35 61.85 59.90
   7/16  .4375 43914 59.25  .3730 6 1  3/4     5/8  7          .4091  .4410 88.25 73.70 68.85 66.55 64.00 62.10
  15/32  .4688 43915 63.00  .3730 6 1  3/4     5/8  7          .4411  .4720 92.05 77.55 72.65 70.35 67.85 65.90
   1/2   .5000 43916 65.35  .4355 6 2            5/8  8          .4721  .5030 95.15 80.20 75.20 72.80 70.30 68.25
  17/32  .5313 43917 67.30  .4355 6 2            5/8  8          .5031  .5340 97.10 82.15 77.15 74.80 72.25 70.25
   9/16  .5625 43918 67.30  .4355 6 2            5/8  8          .5341  .5660 97.10 82.15 77.15 74.80 72.25 70.25
  19/32  .5938 43919 69.40  .4355 6 2            5/8  8          .5661  .5970 99.15 84.20 79.25 76.85 74.30 72.30
   5/8   .6250 43920 69.40  .5615 6 2  1/4     5/8  9          .5971  .6280 99.15 84.20 79.25 76.85 74.30 72.30
  21/32  .6563 43921 71.45  .5615 6 2  1/4     5/8  9          .6281  .6590 101.25 86.30 81.30 78.90 76.35 74.35
  11/16  .6875 43922 75.95  .5615 6 2  1/4     5/8  9          .6591  .6910 105.75 90.85 85.80 83.40 80.90 78.85
  23/32  .7188 43923 77.10  .5615 6 2  1/4     5/8  9          .6911  .7220 106.90 91.95 86.95 84.60 82.05 80.05
   3/4   .7500 43924 78.15  .6245 6 2  1/2     3/4  9  1/2   .7221  .7530 108.00 93.05 88.10 85.70 83.15 81.15
  25/32  .7813 43925 80.35  .6245 6 2  1/2     3/4  9  1/2   .7531  .7840 110.15 95.20 90.20 87.80 85.30 83.25
  13/16  .8125 43926 80.35  .6245 6 2  1/2     3/4  9  1/2   .7841  .8160 110.15 95.20 90.20 87.80 85.30 83.25
  27/32  .8438 43927 84.60  .6245 6 2  1/2     3/4  9  1/2   .8161  .8470 114.45 99.50 94.45 92.10 89.50 87.50
   7/8   .8750 43928 87.80  .7495 6 2  5/8     3/4  10          .8471  .8780 118.75 103.25 98.00 95.60 92.90 90.80
  29/32  .9063 43929 102.30  .7495 6 2  5/8     3/4  10          .8781  .9090 133.20 117.70 112.55 110.05 107.40 105.35
  15/16  .9375 43930 102.30  .7495 8 2  5/8     3/4  10          .9091  .9410 133.20 117.70 112.55 110.05 107.40 105.35
  31/32  .9688 43931 107.25  .7495 8 2  5/8     3/4  10          .9411  .9720 138.20 122.70 117.55 115.05 112.40 110.35
1         1.0000 43932 107.25  .8745 8 2  3/4     3/4  10  1/2   .9721 1.0030 138.20 122.70 117.55 115.05 112.40 110.35
1  1/16 1.0625 43934 115.10  .8745 8 2  3/4     3/4  10  1/2  1.0031 1.0660 146.05 130.55 125.35 122.85 120.25 118.15
1  1/8  1.1250 43936 118.65  .8745 8 2  7/8     7/8  11         1.0661 1.1280 149.60 134.10 128.90 126.45 123.80 121.70
1  3/16 1.1875 43938 124.70  .9995 8 2  7/8     7/8  11         1.1281 1.1905 155.60 140.10 134.90 132.45 129.80 127.70
1  1/4  1.2500 43940 132.00  .9995 8 3            7/8  11  1/2  1.1906 1.2530 162.90 147.45 142.25 139.80 137.10 135.05
1  5/16 1.3125 43942 146.05  .9995 8 3            7/8  11  1/2  1.2531 1.3155 177.00 161.50 156.30 153.85 151.15 149.10
1  3/8  1.3750 43944 159.95  .9995 8 3  1/4     7/8  12         1.3156 1.3780 190.90 175.40 170.25 167.75 165.10 163.00
1  7/16 1.4375 43946 169.50  .9995 8 3  1/4     7/8  12         1.3781 1.4405 200.40 184.95 179.75 177.25 174.65 172.55
1  1/2  1.5000 43948 179.10 1.2495 8 3  1/2     7/8  12  1/2  1.4406 1.5030 210.00 194.50 189.30 186.85 184.20 182.10
* Quantities of 15 or more - price of fractional size in same size range

The specifications of the Material Specific Chucking Reamers listed above are only the dimensions that are critical to the application. Please choose the Reamers that meet your specific needs.

Everyone at Hannibal would like to THANK YOU for the privilege of servicing your Material Specific Chucking Reamers needs.