Product Details | TWIST DRILL

5133-01-399-1231 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.

Part Alternates: 15975, 3780 R, 3780R, 5133-01-399-1231, 01-399-1231, 5133013991231, 013991231

Hand Tools | Drill Bits, Counterbores, and Countersinks: Hand and Machine

Supply Group (FSG) NSN Assign. NIIN
51 01-399-1231

Drawings & Photos | NSN 5133-01-399-1231


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Technical Data | NSN 5133-01-399-1231

Characteristic Specifications
MATERIAL STEEL, COBALT HIGH SPEED OVERALL
HARDNESS RATING NOT RATED
CUTTING END STYLE 52 GENERAL PURPOSE
FLUTE LENGTH 1.688 INCHES NOMINAL
SHANK STYLE 76 STRAIGHT ROUND
SHANK DIAMETER 0.339 INCHES NOMINAL
OVERALL LENGTH 4.750 INCHES NOMINAL
NOMINAL CUTTING DIAMETER 0.3390 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; LETTER SIZE R

Restrictions/Controls & Freight Information | NSN 5133-01-399-1231

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information