Part Details | TWIST DRILL
5133-01-399-1225 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.
Alternate Parts: 15973, 3780 2164, 3780 21/64, 15973, 3780 2164, 3780 21/64, 5133-01-399-1225, 01-399-1225, 5133013991225, 013991225
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
51 | NOV 17, 1994 | 01-399-1225 | 05237 ( DRILL, TWIST ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT ROUND

SOLID CENTER SINGLE TWIST W/BRAD POINT

Cross Reference | NSN 5133-01-399-1225
Part Number | Cage Code | Manufacturer |
---|---|---|
15973 | 13130 | CLEVELAND TWIST DRILL CODIV OF GREENFIELD INDUSTRIES INC |
3780 21/64 | 13130 | CLEVELAND TWIST DRILL CODIV OF GREENFIELD INDUSTRIES INC |
15973 | 1NEX4 | KENNAMETAL INC.DIV KENNAMETAL INDUSTRIAL PRODUCTS |
3780 21/64 | 1NEX4 | KENNAMETAL INC.DIV KENNAMETAL INDUSTRIAL PRODUCTS |
Technical Data | NSN 5133-01-399-1225
Characteristic | Specifications |
---|---|
CUTTING END STYLE | 2 SOLID CENTER SINGLE TWIST W/BRAD POINT |
FLUTE LENGTH | 1.688 INCHES NOMINAL |
SHANK STYLE | STRAIGHT ROUND |
SHANK DIAMETER | 0.328 INCHES NOMINAL |
OVERALL LENGTH | 4.625 INCHES NOMINAL |
NOMINAL CUTTING DIAMETER | 0.3281 INCHES |
CUTTING ROTATION DIRECTION | RIGHT-HAND |
POINT TYPE | SPLIT |
POINT ANGLE | 135.0 DEGREES NOMINAL |
FLUTE QUANTITY | 2 |
SPECIAL FEATURES | JOBBERS LG; SCREW MACHINE FLUTE LG; FRACTIONAL SIZE 21/64 |