Part Details | TWIST DRILL
5133-01-212-5925 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: 23008728, 5133-01-212-5925, 01-212-5925, 5133012125925, 012125925
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
51 | JUL 15, 1985 | 01-212-5925 | 05237 ( DRILL, TWIST ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT ROUND

STEP DRILL

Cross Reference | NSN 5133-01-212-5925
Part Number | Cage Code | Manufacturer |
---|---|---|
23008728 | 63005 | ROLLS-ROYCE CORPORATION |
Technical Data | NSN 5133-01-212-5925
Characteristic | Specifications |
---|---|
CUTTING END STYLE | STEP DRILL |
FLUTE LENGTH | 2.574 INCHES NOMINAL |
SMALL FLUTED SECTION LENGTH | 0.384 INCHES NOMINAL |
SHANK STYLE | STRAIGHT ROUND |
SHANK DIAMETER | 0.281 INCHES NOMINAL |
OVERALL LENGTH | 2.574 INCHES NOMINAL |
NOMINAL CUTTING DIAMETER | 0.2810 INCHES |
CUTTING ROTATION DIRECTION | RIGHT-HAND |
POINT ANGLE | 45.0 DEGREES NOMINAL |