Fractional


TOOL SELECTOR
CHIP
CLASS
MATERIAL MACHINEDTOOL TYPE
 20  NON-FERROUS - LONG CHIPS  577 
 40  NON-FERROUS - SHORT CHIPS  577 
 60  CAST IRONS  577 
 80  LOW STRENGTH STEELS  578 
 100  MEDIUM STRENGTH STEELS  578 
 120  HIGH STRENGTH STEELS  578 
 140  HIGH TEMPERATURE ALLOYS  577

Type 578 Fractional - For Steels
Carbide Tipped
  • 10ยบ right spiral flutes
  • Body length 1 1/2"
  • Tool diameter tolerance: plus .001", minus .000"
  • Counterbore's set screw design accepts short shank pilots or threaded long shank pilots
  • Tool geometry and carbide grade appropriate for material being machined
  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 
Below is a list of standard Stub Length Counterbores offered by Hannibal Carbide Tool. If you do not see the Stub Length 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 Stub Length Counterbores. For technical assistance with your Counterbores please click here to fill out and submit our HANNIBAL TECHNICAL SUPPORT QUESTIONNAIRE.
Tool Diameter Dimensions Type 578
EDP NO.
Fractional
Price
Finished To Modified Tool Diameter
Diameter Radial Drive Size No. of Flutes Length Modified Diameter Range Price Each - Based on Quantity Ordered
Frac. Dec. Min. Cut Pilot Hole Large Shank Carbide Overall Low High 1 2 3 4 5-7 8-14*
   1/  .5000    7/32  .1875    5/ RB 3    3/  7/ 57816 $139.05  .4721  .5030 $203.30 $171.30 $160.50 $155.20 $149.85 $145.40
   9/16  .5625    7/32  .1875    5/ RB 3    3/  7/ 57818 139.05  .5341  .5660 203.30 171.30 160.50 155.20 149.85 145.40
   5/  .6250    7/32  .1875    5/ RB 3    3/  7/ 57820 139.05  .5971  .6280 203.30 171.30 160.50 155.20 149.85 145.40
  11/16  .6875   19/64  .2500    5/ RB 3    3/  7/ 57822 139.05  .6591  .6910 203.30 171.30 160.50 155.20 149.85 145.40
   3/  .7500   19/64  .2500    5/ RB 4    3/  7/ 57824 139.05  .7221  .7530 203.30 171.30 160.50 155.20 149.85 145.40
  13/16  .8125   19/64  .2500    5/ RB 4    3/  7/ 57826 141.70  .7841  .8160 205.95 173.85 163.10 157.85 152.50 148.00
   7/  .8750   19/64  .2500    5/ RB 4    3/  7/ 57828 141.70  .8471  .8780 205.95 173.85 163.10 157.85 152.50 148.00
  15/16  .9375   19/64  .2500    5/ RB 4    3/  7/ 57830 150.00  .9091  .9410 214.25 182.15 171.40 166.10 160.75 156.30
        1.0000   23/64  .3125    3/ RC 4    3/  7/ 57833 152.65  .9721 1.0030 216.90 184.80 174.05 168.75 163.35 158.95
        1.0000   19/64  .2500    5/ RB 4    3/  7/ 57832 150.00  .9721 1.0030 214.25 182.15 171.40 166.10 160.75 156.30
 1/16 1.0625   23/64  .3125    3/ RC 4    3/  7/ 57834 152.65 1.0031 1.0660 216.90 184.80 174.05 168.75 163.35 158.95
 1/ 1.1250   23/64  .3125    3/ RC 4    3/  7/ 57836 152.65 1.0661 1.1280 216.90 184.80 174.05 168.75 163.35 158.95
 3/16 1.1875   23/64  .3125    3/ RC 4    3/  7/ 57838 163.35 1.1281 1.1905 227.60 195.50 184.80 179.50 174.15 169.70
 1/ 1.2500   23/64  .3125    3/ RC 4    3/  7/ 57840 163.35 1.1906 1.2530 227.60 195.50 184.80 179.50 174.15 169.70
 5/16 1.3125   23/64  .3125    3/ RC 4    3/  7/ 57842 163.35 1.2531 1.3155 227.60 195.50 184.80 179.50 174.15 169.70
 3/ 1.3750   23/64  .3125    3/ RC 4    3/  7/ 57844 163.35 1.3156 1.3780 227.60 195.50 184.80 179.50 174.15 169.70
 3/ 1.3750   23/64  .3125         RE 4    3/         57845 177.20 1.3151 1.3780 241.35 209.30 198.55 193.25 187.85 183.40
 1/ 1.5000   23/64  .3125         RE 4    1/         57848 198.80 1.4406 1.5030 263.05 230.95 220.25 214.95 209.60 205.15
 1/ 1.5000   31/64  .4375  1/ RF 4    1/  1/16 57849 206.90 1.4406 1.5030 271.25 239.10 228.40 223.10 217.70 213.25
 5/ 1.6250   23/64  .3125         RE 4    1/         57852 206.90 1.5661 1.6280 271.25 239.10 228.40 223.10 217.70 213.25
 5/ 1.6250   31/64  .4375  1/ RF 4    1/  1/16 57853 212.55 1.5661 1.6280 276.80 244.70 234.00 228.70 223.35 218.90
 3/ 1.7500   31/64  .4375  1/ RF 6    1/  1/16 57856 261.30 1.6911 1.7530 325.55 293.45 282.75 277.45 272.10 267.65
 7/ 1.8750   31/64  .4375  1/ RF 6    1/  1/16 57860 275.05 1.8161 1.8780 339.30 307.20 296.50 291.20 285.80 281.30
        2.0000   31/64  .4375  1/ RF 6    1/  1/16 57864 299.55 1.9411 2.0030 363.90 331.75 321.00 315.70 310.35 305.90
        2.0000    9/16  .5000  3/ RJ 6    1/  1/16 57865 299.55 1.9411 2.0030 363.90 331.75 321.00 315.70 310.35 305.90
 1/ 2.1250    9/16  .5000  3/ RJ 6    1/  1/16 57868 307.70 2.0661 2.1280 371.95 339.95 329.20 323.90 318.55 314.10
 1/ 2.2500    9/16  .5000  3/ RJ 6    1/  1/16 57872 321.20 2.1906 2.2530 385.50 353.40 342.65 337.35 332.00 327.55
 3/ 2.3750    9/16  .5000  3/ RJ 6    1/  1/16 57876 339.05 2.3156 2.3780 405.75 372.40 361.25 355.85 350.15 345.50
 1/ 2.5000    9/16  .5000  3/ RJ 6    1/  1/16 57880 353.35 2.4406 2.5030 420.10 386.75 375.55 370.10 364.55 359.90
 5/ 2.6250    9/16  .5000  3/ RJ 6    1/  1/16 57884 361.50 2.5661 2.6280 428.25 394.90 383.70 378.25 372.70 368.10
 3/ 2.7500    9/16  .5000  3/ RS 6    1/  1/ 57888 367.30 2.6911 2.7530 433.95 400.70 389.55 384.05 378.55 373.85
 7/ 2.8750    9/16  .5000  3/ RS 6    1/  1/ 57892 387.15 2.8161 2.8780 453.85 420.50 409.40 403.85 398.30 393.70
        3.0000    9/16  .5000  3/ RS 6    1/  1/ 57896 415.40 2.9411 3.0030 482.05 448.75 437.60 432.15 426.55 421.90
* Quantities of 15 or more - price of fractional size in same size range