Fractional


TOOL SELECTOR
CHIP
CLASS
MATERIAL MACHINEDTOOL TYPE
 20  NON-FERROUS - LONG CHIPS  610 or 611 
 40  NON-FERROUS - SHORT CHIPS  610 or 611 
 60  CAST IRONS  610 or 611 
 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 611 Fractional - Aircraft Extension Drills - 12" Overall Length
Carbide Tipped
  • 135ยบ split point per NAS 907 specifications
  • 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
  • Shortened shank or reduced shank diameter
  • Flat(s) or tang on shank
  • Extra long shank
  • Coatings available:
  •  TITANIUM NITRIDE - TiN 
     TITANIUM CARBONITRIDE - TiCN 
     ZIRCONIUM NITRIDE - ZrN 
     AL TITANIUM NITRIDE - AITiN 
Use:
  • For drilling holes not accessible with shorter drills
  • Feeds should be light to medium
  • Not recommended for deep hole applications
Below is a list of standard Aircraft Extension Drills offered by Hannibal Carbide Tool. If you do not see the Aircraft Extension 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 Aircraft Extension Drills. For technical assistance with your Drills please click here to fill out and submit our HANNIBAL TECHNICAL SUPPORT QUESTIONNAIRE.
Tool Diameter Flute Length Type 611
EDP NO.
Fractional
Price
Frac. Wire / Letter Dec.
32  .1160  5/ 61332 $24.00
31  .1200  5/ 61331 21.40
   1/  .1250  5/ 61108 16.65
30  .1285  5/ 61330 22.60
29  .1360  3/ 61329 23.30
28  .1405  3/ 61328 23.75
   9/64  .1406  3/ 61109 18.00
27  .1440  7/ 61327 24.20
26  .1470  7/ 61326 23.75
25  .1495  7/ 61325 23.75
24  .1520         61324 24.20
23  .1540         61323 23.75
   5/32  .1563         61110 17.70
22  .1570         61322 25.95
21  .1590  1/ 61321 25.15
20  .1610  1/ 61320 25.70
19  .1660  1/ 61319 25.70
18  .1695  1/ 61318 25.70
  11/64  .1719  1/ 61111 19.25
17  .1730  3/16 61317 25.70
16  .1770  3/16 61316 25.15
15  .1800  3/16 61315 25.95
14  .1820  3/16 61314 25.15
13  .1850  5/16 61313 25.15
   3/16  .1875  5/16 61112 18.85
12  .1890  5/16 61312 26.20
11  .1910  5/16 61311 26.55
10  .1935  7/16 61310 26.20
9  .1960  7/16 61309 26.55
8  .1990  7/16 61308 26.55
7  .2010  7/16 61307 26.55
  13/64  .2031  7/16 61113 20.60
6  .2040  1/ 61306 27.25
5  .2055  1/ 61305 26.55
4  .2090  1/ 61304 24.95
3  .2130  1/ 61303 26.55
   7/32  .2188  1/ 61114 20.60
2  .2210  5/ 61302 26.05
1  .2280  5/ 61301 25.70
A  .2340  5/ 61501 30.90
  15/64  .2344  5/ 61115 22.20
B  .2380  3/ 61502 30.90
C  .2420  3/ 61503 30.90
D  .2460  3/ 61504 30.40
   1/ E  .2500  3/ 61116 22.20
F  .2570  7/ 61506 31.75
G  .2610  7/ 61507 32.50
  17/64  .2656  7/ 61117 23.75
H  .2660  7/ 61508 33.20
I  .2720  7/ 61509 32.50
J  .2770  7/ 61510 33.20
K  .2810 15/16 61511 33.20
   9/32  .2813 15/16 61118 23.75
L  .2900 15/16 61512 33.20
M  .2950  1/16 61513 36.55
  19/64  .2969  1/16 61119 25.70
N  .3020  1/16 61514 35.75
   5/16  .3125  3/16 61120 25.70
O  .3160  3/16 61515 33.95
P  .3230  5/16 61516 36.15
  21/64  .3281  5/16 61121 27.40
Q  .3320  7/16 61517 37.10
R  .3390  7/16 61518 36.15
  11/32  .3438  7/16 61122 27.40
S  .3480  1/ 61519 39.05
T  .3580  1/ 61520 40.05
  23/64  .3594  1/ 61123 29.10
U  .3680  5/ 61521 38.60
   3/  .3750  5/ 61124 29.10
V  .3770  5/ 61522 39.05
W  .3860  3/ 61523 41.95
  25/64  .3906  3/ 61125 30.00
X  .3970  3/ 61524 39.75
Y  .4040  7/ 61525 41.20
  13/32  .4063  7/ 61126 29.55
Z  .4130  7/ 61526 46.45
  27/64  .4219 15/16 61127 32.50
   7/16  .4375  1/16 61128 32.50
  29/64  .4531  3/16 61129 37.35
  15/32  .4688  5/16 61130 36.55
  31/64  .4844  3/ 61131 41.00
   1/  .5000  1/ 61132 41.00