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National Stock Number:
5133-01-366-0168
Federal Supply Class:
5133
National Item Identification Number:
013660168
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:
| 15957 | 13130 | CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC | | 3780 1/4 | 13130 | CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC | | 3780 1/4 | 1NEX4 | KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP | | C15957 | 1NEX4 | KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP |
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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 | STEEL ALLOY OVERALL | | NOMINAL CUTTING DIAMETER | 0.2500 INCHES | | POINT TYPE | SPLIT | | POINT ANGLE | 135.0 DEGREES NOMINAL | | SHANK DIAMETER | 0.250 INCHES NOMINAL | | SHANK STYLE | STRAIGHT ROUND | | SPECIAL FEATURES | JOBBERS LG; SCREW MACHINE FLUTE LG; FRACTIONAL SIZE 1/4 | | SURFACE TREATMENT | OXIDE FILM OVERALL |
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