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National Stock Number:
5133-00-176-8495
Federal Supply Class:
5133
National Item Identification Number:
001768495
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:
| SR37D | 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 | 0.4040 INCHES AND 0.4370 INCHES | | SPECIAL FEATURES | 90 DEG INCLUDED ANGLE COUNTERSINK | | POINT TYPE | CONVENTIONAL | | POINT ANGLE | 118.0 DEGREES NOMINAL | | SHANK DIAMETER | 0.436 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | | SHANK STYLE | STRAIGHT ROUND | | SMALL FLUTED SECTION LENGTH | 0.835 INCHES NOMINAL |
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