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National Stock Number:
5133-01-371-9950
Federal Supply Class:
5133
National Item Identification Number:
013719950
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:
| 58716 | 16568 | PRECISION TWIST DRILL CO | | 58716OXIDE | H1784 | VAN EYLE & RUYGERS SCHWARTZ | | 58716OXIDE | H2313 | ERIKS B.V. |
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Techincal Specification:
| CUTTING END STYLE | GENERAL PURPOSE | | CUTTING ROTATION DIRECTION | RIGHT-HAND | | FLUTE LENGTH | 1.375 INCHES NOMINAL | | FLUTE QUANTITY | 2 | | OVERALL LENGTH | 4.000 INCHES NOMINAL | | MATERIAL | COBALT ALLOY OVERALL | | NOMINAL CUTTING DIAMETER | 0.2500 INCHES | | NONDEFINITIVE SPEC/STD DATA | D TYPE | | SHANK STYLE | STRAIGHT ROUND | | POINT TYPE | SPLIT | | POINT ANGLE | 135.0 DEGREES NOMINAL | | SPECIAL FEATURES | JOBBERS LG; FRACTIONAL SIZE 1/4 | | SPECIFICATION/STANDARD DATA | 80205-NAS907 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SURFACE TREATMENT | OXIDE FILM OVERALL |
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