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 $192.60  .4721  .5030 $281.60 $237.25 $222.35 $215.00 $207.55 $201.40
   9/16  .5625    7/32  .1875    5/ RB 3    3/  7/ 57818 192.60  .5341  .5660 281.60 237.25 222.35 215.00 207.55 201.40
   5/  .6250    7/32  .1875    5/ RB 3    3/  7/ 57820 192.60  .5971  .6280 281.60 237.25 222.35 215.00 207.55 201.40
  11/16  .6875   19/64  .2500    5/ RB 3    3/  7/ 57822 192.60  .6591  .6910 281.60 237.25 222.35 215.00 207.55 201.40
   3/  .7500   19/64  .2500    5/ RB 4    3/  7/ 57824 192.60  .7221  .7530 281.60 237.25 222.35 215.00 207.55 201.40
  13/16  .8125   19/64  .2500    5/ RB 4    3/  7/ 57826 196.30  .7841  .8160 285.30 240.85 225.90 218.70 211.25 205.00
   7/  .8750   19/64  .2500    5/ RB 4    3/  7/ 57828 196.30  .8471  .8780 285.30 240.85 225.90 218.70 211.25 205.00
  15/16  .9375   19/64  .2500    5/ RB 4    3/  7/ 57830 207.80  .9091  .9410 296.80 252.30 237.40 230.05 222.65 216.55
        1.0000   19/64  .2500    5/ RB 4    3/  7/ 57832 207.80  .9721 1.0030 296.80 252.30 237.40 230.05 222.65 216.55
        1.0000   23/64  .3125    3/ RC 4    3/  7/ 57833 211.50  .9721 1.0030 300.45 255.95 241.05 233.75 226.25 220.15
 1/16 1.0625   23/64  .3125    3/ RC 4    3/  7/ 57834 211.50 1.0031 1.0660 300.45 255.95 241.05 233.75 226.25 220.15
 1/ 1.1250   23/64  .3125    3/ RC 4    3/  7/ 57836 211.50 1.0661 1.1280 300.45 255.95 241.05 233.75 226.25 220.15
 3/16 1.1875   23/64  .3125    3/ RC 4    3/  7/ 57838 226.25 1.1281 1.1905 315.25 270.75 255.95 248.60 241.20 235.05
 1/ 1.2500   23/64  .3125    3/ RC 4    3/  7/ 57840 226.25 1.1906 1.2530 315.25 270.75 255.95 248.60 241.20 235.05
 5/16 1.3125   23/64  .3125    3/ RC 4    3/  7/ 57842 226.25 1.2531 1.3155 315.25 270.75 255.95 248.60 241.20 235.05
 3/ 1.3750   23/64  .3125    3/ RC 4    3/  7/ 57844 226.25 1.3156 1.3780 315.25 270.75 255.95 248.60 241.20 235.05
 3/ 1.3750   23/64  .3125         RE 4    3/         57845 245.45 1.3151 1.3780 334.30 289.90 275.05 267.70 260.20 254.05
 1/ 1.5000   23/64  .3125         RE 4    1/         57848 275.35 1.4406 1.5030 364.40 319.95 305.10 297.75 290.35 284.15
 1/ 1.5000   31/64  .4375  1/ RF 4    1/  1/16 57849 286.60 1.4406 1.5030 375.75 331.15 316.35 309.00 301.55 295.40
 5/ 1.6250   31/64  .4375  1/ RF 4    1/  1/16 57853 294.40 1.5661 1.6280 383.40 338.95 324.10 316.80 309.40 303.20
 5/ 1.6250   23/64  .3125         RE 4    1/         57852 286.60 1.5661 1.6280 375.75 331.15 316.35 309.00 301.55 295.40
 3/ 1.7500   31/64  .4375  1/ RF 6    1/  1/16 57856 361.95 1.6911 1.7530 450.95 406.45 391.65 384.30 376.90 370.75
 7/ 1.8750   31/64  .4375  1/ RF 6    1/  1/16 57860 381.00 1.8161 1.8780 470.00 425.55 410.75 403.35 395.85 389.70
        2.0000    9/16  .5000  3/ RJ 6    1/  1/16 57865 415.00 1.9411 2.0030 504.10 459.50 444.60 437.30 429.90 423.70
        2.0000   31/64  .4375  1/ RF 6    1/  1/16 57864 415.00 1.9411 2.0030 504.10 459.50 444.60 437.30 429.90 423.70
 1/ 2.1250    9/16  .5000  3/ RJ 6    1/  1/16 57868 426.20 2.0661 2.1280 515.25 470.90 456.00 448.70 441.25 435.05
 1/ 2.2500    9/16  .5000  3/ RJ 6    1/  1/16 57872 444.95 2.1906 2.2530 533.95 489.50 474.65 467.30 459.85 453.75
 3/ 2.3750    9/16  .5000  3/ RJ 6    1/  1/16 57876 469.65 2.3156 2.3780 562.05 515.85 500.40 492.95 485.00 478.55
 1/ 2.5000    9/16  .5000  3/ RJ 6    1/  1/16 57880 489.45 2.4406 2.5030 581.90 535.70 520.25 512.65 505.00 498.50
 5/ 2.6250    9/16  .5000  3/ RJ 6    1/  1/16 57884 500.70 2.5661 2.6280 593.25 547.05 531.45 523.95 516.25 509.85
 3/ 2.7500    9/16  .5000  3/ RS 6    1/  1/ 57888 508.80 2.6911 2.7530 601.10 555.05 539.60 531.95 524.35 517.90
 7/ 2.8750    9/16  .5000  3/ RS 6    1/  1/ 57892 536.25 2.8161 2.8780 628.70 582.50 567.10 559.40 551.70 545.30
        3.0000    9/16  .5000  3/ RS 6    1/  1/ 57896 575.40 2.9411 3.0030 667.70 621.55 606.15 598.55 590.85 584.45
* Quantities of 15 or more - price of fractional size in same size range