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C U T T I N G T O O L S<br />
I 18 I<br />
PLAIN COMBINED DRILLS & COUNTERSINKS<br />
CENTRE DRILLS<br />
Used for producing center holes in components or workpieces which<br />
require machining between centers<br />
60° countersink angle fits all standard centers<br />
Available in 60°/82°<br />
Made from high speed steel<br />
AS PER ANSI B94.11M<br />
SIZE BODY DIA DRILL DIA OVERALL DIA CAT NO. FOR<br />
A D L 60° 82°<br />
1 1/8” 3/64” 1-1/4” ADC-2854 ADC-2866<br />
2 3/16” 5/64” 1-7/8” ADC-2855 ADC-2867<br />
3 1/4” 7/64” 2” ADC-2856 ADC-2868<br />
4 5/16” 1/8” 2-1/8” ADC-2857 ADC-2869<br />
4-1/2 3/8” 9/64” 2-1/2” ADC-2858 -<br />
5 7/16” 3/16” 2-3/4” ADC-2859 ADC-2870<br />
6 1/2” 7/32” 3” ADC-2860 ADC-2871<br />
7 5/8” 1/4” 3-1/4” ADC-2861 ADC-2872<br />
8 3/4” 5/16” 3-1/2” ADC-2862 ADC-2873<br />
SETS OF CENTRE DRILLS<br />
RANGE NO. OF CAT NO. FOR<br />
PCS. 60° 82°<br />
1 to 5 5 ADC-2908 ADC-2874<br />
1 to 4 4 ADC-2850 ADC-2846<br />
AS PER ISO 866 TYPE A (METRIC)<br />
BODY DRILL OVERALL CAT NO.<br />
DIA DIA LENGTH<br />
A D L 60°<br />
3.15 mm 1.0 mm 31.50 mm ADC-5211<br />
4.0 mm 1.6 mm 35.50 mm ADC-5212<br />
5.0 mm 2.0 mm 40.00 mm ADC-5213<br />
6.3 mm 2.5 mm 45.00 mm ADC-5214<br />
8.0 mm 3.15 mm 50.00 mm ADC-5215<br />
5 PC. Set of THE ABOVE SIZES ADC-5216<br />
in Plastic Pouch<br />
I 19 I<br />
SOCKET CAPSCREW COUNTER BORES<br />
<br />
<br />
<br />
<br />
Use for enlarging holes for the socket heads of cap screws<br />
Can also be used for spot facing, enlarging or cleaning holes<br />
Solid pilot design will not damage pilot hole<br />
Made from high speed steel<br />
SCREW PILOT CUTTING SHANK OVERALL CAT NO.<br />
SIZE DIA DIA DIA LENGTH<br />
5 .141” .221” 3/16” 3” ACB-3380<br />
6 .150” .242” 7/32” 3” ACB-3381<br />
8 11/64” 19/64” 1/4” 3” ACB-3382<br />
10 13/64” 21/64” 5/16” 3-1/2” ACB-3383<br />
1/4” 9/32” 13/32” 3/8” 5” ACB-3384<br />
5/16” 11/32” 1/2” 7/16” 5” ACB-3385<br />
3/8” 13/32” 19/32” 1/2” 6” ACB-3386<br />
7/16” 15/32” 11/16” 1/2” 7” ACB-3387<br />
1/2” 17/32” 25/32” 3/4” 7-1/2” ACB-3388<br />
5/8” 21/32” 31/32” 3/4” 7-1/2” ACB-3389<br />
3/4” 25/32” 1-3/16” 1” 8” ACB-3390<br />
Manufacturing specifications:<br />
Rotation of cutting: Right hand<br />
Shank Form: Straight and parallel with solid pilot<br />
No. of Flutes: Three<br />
Tolerance: See table<br />
RANGE TOLERANCE<br />
Cutting dia Uoto 3/4” + 0.010”<br />
+ 0.005”<br />
3/4” to 2” + 0.015”<br />
+ 0.010”<br />
Shank dia 3/16” to 1/2” + 0<br />
– 0.0005”<br />
3/4” to 1” + 0<br />
– 0.001”<br />
Pilot dia upto 1” + 0<br />
– 0.0005”<br />
SETS OF COUNTER BORES<br />
RANGE<br />
NO. OF<br />
PCS. CAT NO.<br />
6, 8, 10 & 1/4” 4 ACB-3378<br />
10, 1/4, 5/16 & 3/8” 4 ACB-3374<br />
1/4, 5/16, 3/8, 1/2” 4 ACB-3379<br />
6, 8, 10, 1/4, 5/16, 3/8, 1/2” 7 ACB-3393<br />
1/4, 5/16, 3/8, 1/2, 5/8, 3/4” 6 ACB-3394<br />
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