Hardness of threaded body: 25 rc min, 35 rc max; 63.5-66 rockwell c for 75% of flute lg from point end
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 6645-00-079-1430
NSN 5990-00-758-4232
NSN 5985-01-348-3345
NSN 6645-00-274-5670
NSN 6620-00-189-0967
NSN 6685-01-604-4054
NSN 7035-01-107-2811
NSN 5905-01-419-7852
NSN 6110-01-646-0840
NSN 6135-01-449-2144
NSN 5920-01-190-6424
NSN 5950-01-456-6255