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National Stock Number:
5133-01-383-8957
Federal Supply Class:
5133
National Item Identification Number:
013838957
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:
| 303 37/64 | 8J729 | MICHIGAN DRILL CORP | | 303-37/64 | 2T930 | MICHIGAN DRILL INC | | 47-11520 | 71485 | UNION BUTTERFIELD CORP P O BOX 9000 CRYSTAL LAKE IL 60039 | | 555 37/64 | 71485 | UNION BUTTERFIELD CORP P O BOX 9000 CRYSTAL LAKE IL 60039 |
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Techincal Specification:
| CUTTING END STYLE | GENERAL PURPOSE | | NOMINAL CUTTING DIAMETER | 0.5781 INCHES | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | POINT TYPE | CONVENTIONAL | | POINT ANGLE | 118.0 DEGREES NOMINAL | | FLUTE QUANTITY | 2 | | OVERALL LENGTH | 6.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | FLUTE LENGTH | 3.000 INCHES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | SHANK DIAMETER | 0.500 INCHES NOMINAL | | SPECIAL FEATURES | REDUCED 1/2 IN. DIA SHANK; FRACTIONAL SIZE 37/64 |
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