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National Stock Number:
5133-01-443-6309
Federal Supply Class:
5133
National Item Identification Number:
014436309
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:
| 45621 | 16568 | PRECISION TWIST DRILL CO | | TS18 21 | 16568 | PRECISION TWIST DRILL CO |
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Techincal Specification:
| CUTTING END STYLE | GENERAL PURPOSE | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE LENGTH | 0.562 INCHES NOMINAL | | FLUTE QUANTITY | 2 | | OVERALL LENGTH | 1.250 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL CUTTING DIAMETER | 0.1590 INCHES | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | POINT ANGLE | 135.0 DEGREES NOMINAL | | POINT TYPE | SPLIT | | SHANK STYLE | EXTERNALLY THREADED W/HEX NUT | | SPECIAL FEATURES | THREADED HEX SHANK; WIRE SIZE 21 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY | 28 PER INCH |
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