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National Stock Number:
5133-01-440-1624
Federal Supply Class:
5133
National Item Identification Number:
014401624
Description:
DRILL,TWIST
Detail:
AN END CUTTING TOOL HAVING TWO OR MORE CUTTING EDGES, AND HAVING HELICAL FLUTES OR GROOVES ADJACENT THERETO FOR THE ADMISSION OF COOLANT AND THE EJECTION OF CUTTINGS OR CHIPS. IT IS USED FOR DRILLING HOLES IN VARIOUS MATERIALS. EXCLUDES DRILL, MASONRY (AS MODIFIED); AND DRILL,TWIST, BONE. SEE ALSO DRILL, PIVOT, JEWELER'S AND DRILL, HARDENED STEEL, CARBIDE TIPPED.
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Manufacturer Information:
| 13532 | 16568 | PRECISION TWIST DRILL CO | | QC21CO | 16568 | PRECISION TWIST DRILL CO | | QC21CO 1/2 | 16568 | PRECISION TWIST DRILL CO |
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Techincal Specification:
| CUTTING END STYLE | GENERAL PURPOSE | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE LENGTH | 4.500 INCHES NOMINAL | | OVERALL LENGTH | 6.000 INCHES NOMINAL | | MATERIAL | STEEL ALLOY OVERALL | | NOMINAL CUTTING DIAMETER | 0.5000 INCHES | | POINT ANGLE | 135.0 DEGREES NOMINAL | | POINT TYPE | SPLIT | | SHANK DIAMETER | 0.500 INCHES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | SPECIAL FEATURES | JOBBERS LG; WIDE LAND PARABOLIC FLUTE; FRACTIONAL SIZE 1/2 |
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