Cobalt (135 degree sp); size: 21; length: 3.250 inch
No other part numbers with same form, fit, and function found.
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.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 6645-00-295-8535
NSN 6320-00-004-9158
NSN 6320-01-523-4954
NSN 4140-01-264-4952
NSN 5930-01-100-1003
NSN 6610-01-114-7176
NSN 5920-01-020-7659
NSN 5915-01-422-1679
NSN 5930-01-271-5388
NSN 6105-01-434-8701
NSN 6610-01-454-8386
NSN 5960-01-056-4982