Fractional | Metric


TOOL SELECTOR
CHIP
CLASS
MATERIAL MACHINEDTOOL TYPE
 20  NON-FERROUS - LONG CHIPS  514 or 516 
 40  NON-FERROUS - SHORT CHIPS  514 or 516 
 60  CAST IRONS  514 or 516 
 80  LOW STRENGTH STEELS  510 or 511 
 100  MEDIUM STRENGTH STEELS  510 or 511 
 120  HIGH STRENGTH STEELS  510 or 511 
 140  HIGH TEMPERATURE ALLOYS  514 or 516

Type 511 Fractional - Taper Shank For Machining Steels
Carbide Tipped
  • Right spiral flutes
  • Carbide tips brazed to tough hardened alloy steel body
  • Tool diameter tolerance: plus .001", minus .000"
  • Precision ground cutting edges
  • USCTI
  • Taper Shank No. refers to American Standard taper series (formerly Morse taper series) per ASME/ANSI B5.10
  • Steel cutting counterbores have secondary end relief on carbide for increased cutting edge strength
  Modifications: (Prompt delivery)
  • Modified tool diameter - priced below
  • Cutting diameter reduced for step
  • Corner chamfer or corner radius
  • Shank whistle notch for set screw
  • Smaller taper shank
  • Coatings available:
  •  TITANIUM NITRIDE - TiN 
     TITANIUM CARBONITRIDE - TiCN 
     ZIRCONIUM NITRIDE - ZrN 
     AL TITANIUM NITRIDE - AITiN 
Use:
  • Special steel cutting grade of carbide and appropriate tool geometry permit the machininng of steels, tough steel alloys, and cast steels
Below is a list of standard Taper Shank Counterbores offered by Hannibal Carbide Tool. If you do not see the Taper Shank 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 Taper Shank Counterbores. For technical assistance with your Counterbores please click here to fill out and submit our HANNIBAL TECHNICAL SUPPORT QUESTIONNAIRE.
Tool Diameter Dimensions Type 511
EDP NO.
Fractional
Price
Finished To Modified Tool Diameter
Diameter Taper Shank No. No. of Flutes Overall Length Modified Diameter Range Price Each - Based on Quantity Ordered
Frac. Dec. Min. Cut Pilot Hole Low High 1 2 3 4 5-7 8-14*
   1/  .2500  .1140  .0938 1 3 13/16 51108 $74.45  .2381  .2530 $110.40 $92.45 $86.45 $83.50 $80.45 $78.00
   9/32  .2813  .1140  .0938 1 3 13/16 51109 89.60  .2531  .2840 125.45 107.45 101.50 98.55 95.60 93.05
   5/16  .3125  .1140  .0938 1 3 13/16 51110 81.50  .2841  .3150 117.35 99.40 93.45 90.50 87.45 85.00
  11/32  .3438  .1140  .0938 1 3 13/16 51111 100.40  .3151  .3470 136.30 118.30 112.30 109.40 106.35 103.90
   3/  .3750  .1820  .1563 1 3  1/16 51112 84.10  .3471  .3780 117.15 100.65 95.10 92.40 89.65 87.40
  13/32  .4063  .1820  .1563 1 3  1/16 51113 95.00  .3781  .4090 128.10 111.55 106.05 103.30 100.55 98.25
   7/16  .4375  .1820  .1563 1 3  1/16 51114 86.40  .4091  .4410 119.40 102.90 97.35 94.70 91.90 89.65
  15/32  .4688  .2280  .1875 1 3  5/16 51115 104.90  .4411  .4720 137.95 121.40 115.90 113.20 110.40 108.15
   1/  .5000  .2280  .1875 1 3  5/16 51116 95.35  .4721  .5030 128.50 111.90 106.35 103.75 100.85 98.60
  17/32  .5313  .2280  .1875 1 3  5/16 51117 102.95  .5031  .5340 134.80 118.90 113.55 110.95 108.25 106.05
   9/16  .5625  .2280  .1875 1 3  5/16 51118 93.60  .5341  .5660 125.50 109.50 104.25 101.55 98.95 96.70
  19/32  .5938  .2280  .1875 2 3  1/ 51119 105.75  .5661  .5970 137.65 121.70 116.40 113.75 111.10 108.85
   5/  .6250  .2280  .1875 2 3  1/ 51120 96.10  .5971  .6280 128.00 112.10 106.75 104.15 101.40 99.20
  21/32  .6563  .2280  .1875 2 3  1/ 51121 111.60  .6281  .6590 143.50 127.55 122.20 119.65 116.90 114.75
  11/16  .6875  .2280  .1875 2 3  1/ 51122 101.40  .6591  .6910 133.35 117.35 112.10 109.40 106.75 104.50
  23/32  .7188  .2900  .2500 2 3  3/ 51123 113.45  .6911  .7220 145.40 129.45 124.15 121.55 118.85 116.65
   3/  .7500  .2900  .2500 2 3  3/ 51124 103.15  .7221  .7530 135.00 119.05 113.75 111.15 108.40 106.20
  25/32  .7813  .2900  .2500 2 3  3/ 51125 115.40  .7531  .7840 147.25 131.35 126.00 123.35 120.70 118.50
  13/16  .8125  .2900  .2500 2 3  3/ 51126 104.95  .7841  .8160 136.80 120.90 115.60 112.90 110.25 108.05
  27/32  .8438  .2900  .2500 2 3  3/ 51127 121.30  .8161  .8470 153.30 137.30 132.00 129.35 126.70 124.50
   7/  .8750  .2900  .2500 2 3  3/ 51128 110.30  .8471  .8780 142.20 126.20 120.95 118.30 115.65 113.40
  29/32  .9063  .2900  .2500 3 3  1/ 51129 124.65  .8781  .9090 156.50 140.55 135.30 132.60 129.95 127.80
  15/16  .9375  .2900  .2500 3 3  1/ 51130 113.30  .9091  .9410 145.15 129.20 123.90 121.25 118.65 116.45
  31/32  .9688  .3530  .3125 3 3  3/ 51131 127.50  .9411  .9720 159.35 143.45 138.15 135.50 132.75 130.60
        1.0000  .3530  .3125 3 3  3/ 51132 120.30  .9721 1.0030 153.45 136.90 131.35 128.65 125.75 123.55
 1/16 1.0625  .3530  .3125 3 3  3/ 51134 121.90 1.0031 1.0660 154.90 138.40 132.85 130.15 127.35 125.10
 1/ 1.1250  .3530  .3125 3 3  3/ 51136 125.70 1.0661 1.1280 158.85 142.35 136.75 134.05 131.25 129.00
 3/16 1.1875  .3530  .3125 3 3  3/ 51138 130.00 1.1281 1.1905 163.20 146.60 141.05 138.35 135.50 133.30
 1/ 1.2500  .4260  .3750 3 4  5/ 51140 144.55 1.1906 1.2530 180.40 162.45 156.50 153.55 150.50 148.05
 5/16 1.3125  .4260  .3750 3 4  5/ 51142 154.90 1.2531 1.3155 190.90 172.85 166.95 163.95 160.95 158.45
 3/ 1.3750  .4260  .3750 3 4  5/ 51144 162.35 1.3156 1.3780 198.20 180.30 174.30 171.35 168.35 165.85
 7/16 1.4375  .4260  .3750 4 4  7/ 51146 180.55 1.3781 1.4405 219.65 200.15 193.55 190.40 187.10 184.40
 1/ 1.5000  .4260  .3750 4 4  7/ 51148 207.80 1.4406 1.5030 248.30 228.05 221.30 217.95 214.60 211.75
 9/16 1.5625  .4890  .4375 4 4  1/ 51150 223.25 1.5031 1.5660 265.65 244.50 237.50 233.90 230.35 227.50
 5/ 1.6250  .4890  .4375 4 4  1/ 51152 227.25 1.5661 1.6280 269.65 248.50 241.45 237.90 234.30 231.50
11/16 1.6875  .4890  .4375 4 4  1/ 51154 271.90 1.6281 1.6910 317.75 294.85 287.25 283.45 279.55 276.45
 3/ 1.7500  .4890  .4375 4 4  1/ 51156 271.90 1.6911 1.7530 317.75 294.85 287.25 283.45 279.55 276.45
13/16 1.8125  .4890  .4375 4 4  1/ 51158 321.85 1.7531 1.8160 367.60 344.75 337.10 333.30 329.45 326.25
 7/ 1.8750  .4890  .4375 4 4  1/ 51160 321.85 1.8161 1.8780 367.60 344.75 337.10 333.30 329.45 326.25
15/16 1.9375  .4890  .4375 4 4  1/ 51162 351.60 1.8781 1.9410 397.45 374.55 366.85 363.15 359.30 356.10
        2.0000  .5510  .5000 4 4  3/ 51164 351.60 1.9411 2.0030 397.45 374.55 366.85 363.15 359.30 356.10
* Quantities of 15 or more - price of fractional size in same size range