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National Stock Number:
5133-01-462-3280
Federal Supply Class:
5133
National Item Identification Number:
014623280
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:
| 51005 | 16568 | PRECISION TWIST DRILL CO | | R51 5/64 | 16568 | PRECISION TWIST DRILL CO |
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Techincal Specification:
| CUTTING END STYLE | GENERAL PURPOSE | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE LENGTH | 1.750 INCHES NOMINAL | | FLUTE QUANTITY | 2 | | OVERALL LENGTH | 3.750 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL CUTTING DIAMETER | 0.0781 INCHES | | POINT TYPE | CONVENTIONAL | | POINT ANGLE | 118.0 DEGREES NOMINAL | | SHANK DIAMETER | 0.078 INCHES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | SPECIAL FEATURES | TAPER LG; FRACTIONAL SIZE 5/64 |
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