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 .001"
  • 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 $49.50  .2381  .2530 $84.15 $66.90 $61.05 $58.30 $55.35 $52.90
   9/32  .2813  .1250  .0938    1/  3/ 52209 49.55  .2531  .2840 84.20 66.95 61.15 58.35 55.40 53.00
   5/16  .3125  .1250  .0938    1/  3/ 52210 50.85  .2841  .3150 85.55 68.15 62.35 59.50 56.60 54.25
  11/32  .3438  .1250  .0938    1/  3/ 52211 51.85  .3151  .3470 86.55 69.15 63.40 60.55 57.65 55.30
   3/  .3750  .1250  .0938    1/  3/ 52212 52.00  .3471  .3780 86.65 69.30 63.60 60.70 57.75 55.40
  13/32  .4063  .1560  .1250    1/  3/ 52213 59.15  .3781  .4090 93.70 76.50 70.65 67.85 64.85 62.55
   7/16  .4375  .1560  .1250    1/  3/ 52214 63.75  .4091  .4410 98.40 81.05 75.30 72.40 69.55 67.15
  15/32  .4688  .1560  .1250    1/  3/ 52215 64.80  .4411  .4720 99.50 82.15 76.35 73.55 70.60 68.20
   1/  .5000  .1560  .1250    1/  3/ 52216 65.60  .4721  .5030 100.30 82.95 77.15 74.25 71.35 68.95
  17/32  .5313  .1560  .1250    1/  3/ 52217 65.95  .5031  .5340 100.55 83.20 77.50 74.60 71.65 69.30
   9/16  .5625  .1560  .1250    1/  3/ 52218 66.20  .5341  .5660 100.85 83.55 77.75 74.85 72.05 69.60
  19/32  .5938  .1560  .1250    1/  3/ 52219 66.55  .5661  .5970 101.30 83.95 78.20 75.30 72.35 69.95
   5/  .6250  .1560  .1250    1/  3/ 52220 67.30  .5971  .6280 101.95 84.70 78.85 76.10 73.15 70.70
  21/32  .6563  .2190  .1875    1/  3/ 52221 74.80  .6281  .6590 109.45 92.10 86.40 83.55 80.60 78.25
  11/16  .6875  .2190  .1875    1/  3/ 52222 78.55  .6591  .6910 113.20 95.90 90.10 87.25 84.25 81.95
  23/32  .7188  .2190  .1875    1/  3/ 52223 81.20  .6911  .7220 115.80 98.55 92.70 89.95 86.95 84.65
   3/  .7500  .2190  .1875    1/  3/ 52224 82.20  .7221  .7530 116.85 99.55 93.70 90.95 88.05 85.65
  25/32  .7813  .2190  .1875    1/  3/ 52225 82.55  .7531  .7840 117.25 99.90 94.15 91.20 88.35 85.95
  13/16  .8125  .2190  .1875    1/  3/ 52226 83.25  .7841  .8160 118.05 100.60 94.85 92.00 89.10 86.70
  27/32  .8438  .2190  .1875    1/  3/ 52227 83.90  .8161  .8470 118.55 101.10 95.40 92.55 89.60 87.25
   7/  .8750  .2190  .1875    1/  3/ 52228 84.70  .8471  .8780 119.30 101.95 96.25 93.40 90.40 88.10
  29/32  .9063  .2190  .1875    1/  3/ 52229 85.20  .8781  .9090 119.90 102.60 96.85 94.00 91.05 88.65
  15/16  .9375  .2190  .1875    1/  3/ 52230 86.05  .9091  .9410 120.75 103.45 97.65 94.80 91.90 89.45
  31/32  .9688  .2190  .1875    1/  3/ 52231 86.65  .9411  .9720 121.30 103.95 98.25 95.35 92.45 90.05
        1.0000  .2190  .1875    1/  3/ 52232 86.90  .9721 1.0030 121.60 104.25 98.45 95.60 92.65 90.30
 1/16 1.0625  .2190  .1875    3/  3/ 52234 110.95 1.0031 1.0660 145.55 128.20 122.50 119.60 116.65 114.30
 1/ 1.1250  .2190  .1875    3/  3/ 52236 118.35 1.0661 1.1280 153.00 135.70 129.95 127.10 124.15 121.75
 3/16 1.1875  .2190  .1875    3/  3/ 52238 119.85 1.1281 1.1905 154.50 137.20 131.45 128.60 125.65 123.30
 1/ 1.2500  .2810  .2500    3/  3/ 52240 122.10 1.1906 1.2530 156.85 139.45 133.60 130.80 127.95 125.55
 5/16 1.3125  .2810  .2500    3/  3/ 52242 124.35 1.2531 1.3155 159.00 141.65 135.95 133.10 130.10 127.75
 3/ 1.3750  .2810  .2500    3/  3/ 52244 125.80 1.3156 1.3780 160.50 143.25 137.45 134.50 131.65 129.20
 7/16 1.4375  .2810  .2500    3/  3/ 52246 127.30 1.3781 1.4405 162.05 144.65 138.90 136.05 133.15 130.75
 1/ 1.5000  .2810  .2500    3/  3/ 52248 134.05 1.4406 1.5030 169.95 152.00 146.00 143.05 139.95 137.55
 9/16 1.5625  .3430  .3125    1/  1/16 52250 149.10 1.5031 1.5660 185.00 167.10 161.10 158.15 155.15 152.70
 5/ 1.6250  .3430  .3125    1/  1/16 52252 151.05 1.5661 1.6280 187.00 169.05 163.15 160.15 157.10 154.55
11/16 1.6875  .3430  .3125    1/  1/16 52254 153.05 1.6281 1.6910 189.00 171.05 165.05 162.15 159.10 156.60
 3/ 1.7500  .3430  .3125    1/  1/16 52256 155.40 1.6911 1.7530 191.35 173.30 167.35 164.40 161.40 158.95
13/16 1.8125  .3430  .3125    1/  1/16 52258 157.25 1.7531 1.8160 192.85 174.95 168.95 166.00 162.85 160.45
 7/ 1.8750  .3430  .3125    1/  1/16 52260 158.40 1.8161 1.8780 194.35 176.40 170.35 167.50 164.40 161.90
15/16 1.9375  .3430  .3125    1/  1/16 52262 174.80 1.8781 1.9410 210.75 192.75 186.75 183.80 180.75 178.30
        2.0000  .3430  .3125    1/  1/16 52264 217.50 1.9411 2.0030 253.55 235.55 229.55 226.60 223.55 221.05
* Quantities of 15 or more - price of fractional size in same size range