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National Stock Number:
5133-00-782-4232
Federal Supply Class:
5133
National Item Identification Number:
007824232
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:
| SRW31D | 83324 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| CUTTING END STYLE | STEP DRILL | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE QUANTITY | 2 | | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM | | OVERALL LENGTH | 3.560 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL CUTTING DIAMETER | 0.3680 INCHES AND 0.4220 INCHES | | SPECIAL FEATURES | 90 DEG INCLUDED ANGLE COUNTERSINK | | POINT ANGLE | 118.0 DEGREES NOMINAL | | POINT TYPE | CONVENTIONAL | | SHANK DIAMETER | 0.421 INCHES MINIMUM AND 0.422 INCHES MAXIMUM | | SHANK STYLE | STRAIGHT ROUND | | SMALL FLUTED SECTION LENGTH | 0.701 INCHES NOMINAL |
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