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National Stock Number:
5133-00-516-3096
Federal Supply Class:
5133
National Item Identification Number:
005163096
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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Techincal Specification:
| POINT TYPE | NOTCHED | | FLUTE QUANTITY | 2 | | OVERALL LENGTH | 6.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND | | 53.0 ROCKWELL C MAXIMUM | | FLUTE LENGTH | 3.750 INCHES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | SHANK DIAMETER | 0.500 INCHES NOMINAL | | CUTTING END STYLE | GENERAL PURPOSE | | NOMINAL CUTTING DIAMETER | 0.6875 INCHES | | CUTTING ROTATION DIRECTION | RIGHT-HAND |
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