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National Stock Number:
5133-00-821-8103
Federal Supply Class:
5133
National Item Identification Number:
008218103
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:
| 1638A40 | 13130 | CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC | | 1638A40 | 1NEX4 | KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP |
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Techincal Specification:
| CUTTING END STYLE | GENERAL PURPOSE | | NOMINAL CUTTING DIAMETER | 0.0980 INCHES | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | POINT TYPE | NOTCHED | | POINT ANGLE | 135.0 DEGREES NOMINAL | | FLUTE QUANTITY | 2 | | OVERALL LENGTH | 1.250 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND | | 53.0 ROCKWELL C MAXIMUM | | FLUTE LENGTH | 0.562 INCHES NOMINAL | | SHANK STYLE | EXTERNALLY THREADED W/HEX NUT | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY | 28 PER INCH |
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