Fractional


TOOL SELECTOR
CHIP
CLASS
MATERIAL MACHINEDTOOL TYPE
 20  NON-FERROUS - LONG CHIPS  522 
 40  NON-FERROUS - SHORT CHIPS  522 
 60  CAST IRONS  522 
 80  LOW STRENGTH STEELS  522 
 100  MEDIUM STRENGTH STEELS  522 
 120  HIGH STRENGTH STEELS  522 
 140  HIGH TEMPERATURE ALLOYS  522

Type 522 Fractional - Straight Shank
Carbide Tipped
  • 3 Flutes
  • Furnished with 1/64" courner radius
  • Carbide tips brazed to tough alloy steel body
  • Tool diameter tolerance: plus .001", minus .000"
  • Shank diameter tolerance: plus .0000", minus .0005"
  • Geometry and carbide grade appropriate for material being machined
  • Precision ground cutting edges
  • USCTI
  Modifications: (Prompt delivery)
  • Modified tool diameter - priced below
  • Metric tool diameter
  • Cutting diameter reduced for step
  • Corner chamfer or corner radius
  • Coatings available:
  •  TITANIUM NITRIDE - TiN 
     TITANIUM CARBONITRIDE - TiCN 
     ZIRCONIUM NITRIDE - ZrN 
     AL TITANIUM NITRIDE - AITiN 
Use:
  • For counterboring and spotfacing non-ferrous materials, composites, and non-metals used in airframe manufacturing
Below is a list of standard Aircraft Counterbores offered by Hannibal Carbide Tool. If you do not see the Aircraft Counterbores 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 Aircraft Counterbores. For technical assistance with your Counterbores please click here to fill out and submit our HANNIBAL TECHNICAL SUPPORT QUESTIONNAIRE.
Tool Diameter Dimensions Type 522
EDP NO.
Fractional
Price
Finished To Modified Tool Diameter
Diameter Overall Length Modified Diameter Range Price Each - Based on Quantity Ordered
Frac. Dec. Min. Cut Pilot Hole Small Shank Low High 1 2 3 4 5-7 8-14*
   1/  .2500  .1250  .0938    1/  3/ 52208 $46.70  .2381  .2530 $79.40 $63.10 $57.60 $55.00 $52.20 $49.90
   9/32  .2813  .1250  .0938    1/  3/ 52209 46.75  .2531  .2840 79.45 63.15 57.70 55.05 52.25 50.00
   5/16  .3125  .1250  .0938    1/  3/ 52210 47.95  .2841  .3150 80.70 64.30 58.80 56.15 53.40 51.20
  11/32  .3438  .1250  .0938    1/  3/ 52211 48.90  .3151  .3470 81.65 65.25 59.80 57.10 54.40 52.15
   3/  .3750  .1250  .0938    1/  3/ 52212 49.05  .3471  .3780 81.75 65.40 60.00 57.25 54.50 52.25
  13/32  .4063  .1560  .1250    1/  3/ 52213 55.80  .3781  .4090 88.40 72.15 66.65 64.00 61.20 59.00
   7/16  .4375  .1560  .1250    1/  3/ 52214 60.15  .4091  .4410 92.85 76.45 71.05 68.30 65.60 63.35
  15/32  .4688  .1560  .1250    1/  3/ 52215 61.15  .4411  .4720 93.85 77.50 72.05 69.40 66.60 64.35
   1/  .5000  .1560  .1250    1/  3/ 52216 61.90  .4721  .5030 94.60 78.25 72.80 70.05 67.30 65.05
  17/32  .5313  .1560  .1250    1/  3/ 52217 62.20  .5031  .5340 94.85 78.50 73.10 70.40 67.60 65.40
   9/16  .5625  .1560  .1250    1/  3/ 52218 62.45  .5341  .5660 95.15 78.80 73.35 70.60 67.95 65.65
  19/32  .5938  .1560  .1250    1/  3/ 52219 62.80  .5661  .5970 95.55 79.20 73.75 71.05 68.25 66.00
   5/  .6250  .1560  .1250    1/  3/ 52220 63.50  .5971  .6280 96.20 79.90 74.40 71.80 69.00 66.70
  21/32  .6563  .2190  .1875    1/  3/ 52221 70.55  .6281  .6590 103.25 86.90 81.50 78.80 76.05 73.80
  11/16  .6875  .2190  .1875    1/  3/ 52222 74.10  .6591  .6910 106.80 90.45 85.00 82.30 79.50 77.30
  23/32  .7188  .2190  .1875    1/  3/ 52223 76.60  .6911  .7220 109.25 92.95 87.45 84.85 82.05 79.85
   3/  .7500  .2190  .1875    1/  3/ 52224 77.55  .7221  .7530 110.25 93.90 88.40 85.80 83.05 80.80
  25/32  .7813  .2190  .1875    1/  3/ 52225 77.90  .7531  .7840 110.60 94.25 88.80 86.05 83.35 81.10
  13/16  .8125  .2190  .1875    1/  3/ 52226 78.55  .7841  .8160 111.35 94.90 89.50 86.80 84.05 81.80
  27/32  .8438  .2190  .1875    1/  3/ 52227 79.15  .8161  .8470 111.85 95.40 90.00 87.30 84.55 82.30
   7/  .8750  .2190  .1875    1/  3/ 52228 79.90  .8471  .8780 112.55 96.20 90.80 88.10 85.30 83.10
  29/32  .9063  .2190  .1875    1/  3/ 52229 80.40  .8781  .9090 113.10 96.80 91.35 88.70 85.90 83.65
  15/16  .9375  .2190  .1875    1/  3/ 52230 81.20  .9091  .9410 113.90 97.60 92.10 89.45 86.70 84.40
  31/32  .9688  .2190  .1875    1/  3/ 52231 81.75  .9411  .9720 114.45 98.05 92.70 89.95 87.20 84.95
        1.0000  .2190  .1875    1/  3/ 52232 82.00  .9721 1.0030 114.70 98.35 92.90 90.20 87.40 85.20
 1/16 1.0625  .2190  .1875    3/  3/ 52234 104.65 1.0031 1.0660 137.30 120.95 115.55 112.85 110.05 107.85
 1/ 1.1250  .2190  .1875    3/  3/ 52236 111.65 1.0661 1.1280 144.35 128.00 122.60 119.90 117.10 114.85
 3/16 1.1875  .2190  .1875    3/  3/ 52238 113.05 1.1281 1.1905 145.75 129.45 124.00 121.30 118.55 116.30
 1/ 1.2500  .2810  .2500    3/  3/ 52240 115.20 1.1906 1.2530 147.95 131.55 126.05 123.40 120.70 118.45
 5/16 1.3125  .2810  .2500    3/  3/ 52242 117.30 1.2531 1.3155 150.00 133.65 128.25 125.55 122.75 120.50
 3/ 1.3750  .2810  .2500    3/  3/ 52244 118.70 1.3156 1.3780 151.40 135.15 129.65 126.90 124.20 121.90
 7/16 1.4375  .2810  .2500    3/  3/ 52246 120.10 1.3781 1.4405 152.90 136.45 131.05 128.35 125.60 123.35
 1/ 1.5000  .2810  .2500    3/  3/ 52248 126.45 1.4406 1.5030 160.35 143.40 137.75 134.95 132.05 129.75
 9/16 1.5625  .3430  .3125    1/  1/16 52250 140.65 1.5031 1.5660 174.55 157.65 152.00 149.20 146.35 144.05
 5/ 1.6250  .3430  .3125    1/  1/16 52252 142.50 1.5661 1.6280 176.40 159.50 153.90 151.10 148.20 145.80
11/16 1.6875  .3430  .3125    1/  1/16 52254 144.40 1.6281 1.6910 178.30 161.35 155.70 152.95 150.10 147.75
 3/ 1.7500  .3430  .3125    1/  1/16 52256 146.60 1.6911 1.7530 180.50 163.50 157.90 155.10 152.25 149.95
13/16 1.8125  .3430  .3125    1/  1/16 52258 148.35 1.7531 1.8160 181.95 165.05 159.40 156.60 153.65 151.35
 7/ 1.8750  .3430  .3125    1/  1/16 52260 149.45 1.8161 1.8780 183.35 166.40 160.70 158.00 155.10 152.75
15/16 1.9375  .3430  .3125    1/  1/16 52262 164.90 1.8781 1.9410 198.80 181.85 176.20 173.40 170.50 168.20
        2.0000  .3430  .3125    1/  1/16 52264 205.20 1.9411 2.0030 239.20 222.20 216.55 213.75 210.90 208.55
* Quantities of 15 or more - price of fractional size in same size range