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National Stock Number:
5133-01-372-7738
Federal Supply Class:
5133
National Item Identification Number:
013727738
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:
| 87363 | 16568 | PRECISION TWIST DRILL CO | | 87363 | H1784 | VAN EYLE & RUYGERS SCHWARTZ | | GPJ 5/16 | 16568 | PRECISION TWIST DRILL CO | | 87363 | H2313 | ERIKS B.V. | | 87363 | H7088 | VAN EYLE & RUYGERS SCHWARTZ B.V. |
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Techincal Specification:
| CUTTING END STYLE | GENERAL PURPOSE | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE LENGTH | 3.188 INCHES NOMINAL | | FLUTE QUANTITY | 2 | | OVERALL LENGTH | 4.500 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL CUTTING DIAMETER | 0.3125 INCHES | | SHANK DIAMETER | 0.312 INCHES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | POINT TYPE | SPLIT | | POINT ANGLE | 118.0 DEGREES NOMINAL | | SPECIAL FEATURES | JOBBERS LG; DOUBLE MARGIN; FRACTIONAL SIZE 5/16 |
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