Fractional | Metric | Reduced Shank Fractional


TOOL SELECTOR
CHIP
CLASS		MATERIAL MACHINEDTOOL TYPE
 20  NON-FERROUS - LONG CHIPS  640 
 40  NON-FERROUS - SHORT CHIPS  640 / 641 
 60  CAST IRONS  641 / 640 
 80  LOW STRENGTH STEELS  CALL US 
 100  MEDIUM STRENGTH STEELS  CALL US 
 120  HIGH STRENGTH STEELS  CALL US 
 140  HIGH TEMPERATURE ALLOYS  CALL US

Type 641 Reduced Shank Fractional - 135º Split Point
Carbide Tipped
  • 135º split point designed for drilling tough abrasive or high tensile materials
  • Carbide tip high temperature brazed to hardened tool steel body
  • Smooth flutes for effective chip flow
  • Precision ground to insure concentricity of tip & body
  • All dimensional & element tolerances conform to one of:
    ASME/ANSI B94.11M
    ISO - International Organization for Standardization
    NAS 907 - National Aerospace Standards
    USCTI - United States Cutting Tool Institute (formerly MCTI)
 		  Modifications: (Prompt delivery)
  • Modified tool diameter
  • Metric tool diameter
  • Modified point and / or angle
  • Flat(s) on shank
  • Coatings available:
    •  TITANIUM NITRIDE - TiN 
     TITANIUM CARBONITRIDE - TiCN 
     ZIRCONIUM NITRIDE - ZrN 
     AL TITANIUM NITRIDE - AITiN 
Use:
  • Can be used in drill chucks with diameter limitations
  • For exact location shallow drilling
  • Excellent starting drill
  • Often used in CND machining centers
  • Short length results in a very rigid and sturdy drill
Below is a list of standard Reduced Shank Diameter Drills offered by Hannibal Carbide Tool. If you do not see the Reduced Shank Diameter Drills 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 Reduced Shank Diameter Drills. For technical assistance with your Drills please click here to fill out and submit our HANNIBAL TECHNICAL SUPPORT QUESTIONNAIRE.
Tool Diameter Dimensions Type 641
EDP NO.		 Reduced Shank Fractional
Price
Frac. Dec. Shank Diameter Overall Length
   9/32  .2813    1/4  2 11/16 641618 $28.25
   5/16  .3125    1/4  2 13/16 641620 30.05
  11/32  .3438    1/4  3         641622 34.85
   3/8   .3750    1/4  3  1/8  641624 35.75
  13/32  .4063    1/4  3  5/16 641626 42.55
   7/16  .4375    1/4  3  7/16 641628 43.40
  15/32  .4688    1/4  3  5/8  641630 64.70
   1/2   .5000    1/4  3  3/4  641632 61.95
  13/32  .4063    3/8  3  5/16 641726 42.55
   7/16  .4375    3/8  3  7/16 641728 43.40
  15/32  .4688    3/8  3  5/8  641730 64.70
   1/2   .5000    3/8  3  3/4  641732 61.95
  17/32  .5313    3/8  3  7/8  641734 74.80
   9/16  .5625    3/8  4         641736 74.80
  19/32  .5938    3/8  4  1/8  641738 85.85
   5/8   .6250    3/8  4  1/4  641740 85.85
  21/32  .6563    3/8  4  1/2  641742 103.30
  11/16  .6875    3/8  4  5/8  641744 106.00
  23/32  .7188    3/8  4  3/4  641746 123.70
   3/4   .7500    3/8  5         641748 120.30
  17/32  .5313    1/2  3  7/8  641834 74.80
   9/16  .5625    1/2  4         641836 74.80
  19/32  .5938    1/2  4  1/8  641838 85.85
   5/8   .6250    1/2  4  1/4  641840 85.85
  21/32  .6563    1/2  4  1/2  641842 103.30
  11/16  .6875    1/2  4  5/8  641844 106.00
  23/32  .7188    1/2  4  3/4  641846 123.70
   3/4   .7500    1/2  5         641848 120.30
  13/16  .8125    1/2  5  1/4  641852 149.00
   7/8   .8750    1/2  5  1/2  641856 163.30
  15/16  .9375    1/2  5  3/4  641860 175.45
1         1.0000    1/2  6         641864 185.40
  13/16  .8125    3/4  5  1/4  641952 149.00
   7/8   .8750    3/4  5  1/2  641956 163.30
  15/16  .9375    3/4  5  3/4  641960 175.45
1         1.0000    3/4  6         641964 185.40
1  1/16 1.0625    3/4  6  1/4  641968 232.15
1  1/8  1.1250    3/4  6  3/8  641972 257.70
1  3/16 1.1875    3/4  6  5/8  641976 312.70
1  1/4  1.2500    3/4  6  3/4  641980 312.70
The specifications of the Reduced Shank Diameter Drills listed above are only the dimensions that are critical to the application. Please choose the Drills that meet your specific needs.

Everyone at Hannibal would like to THANK YOU for the privilege of servicing your Reduced Shank Diameter Drills needs.