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 6240-01-447-2838
NSN 6145-01-275-9905
NSN 4140-01-381-0099
NSN 5835-01-155-0786
NSN 7035-01-012-5807
NSN 5960-01-047-3208
NSN 5960-01-579-9493
NSN 7035-01-540-7316
NSN 5960-01-043-8414
NSN 6220-01-322-0671
NSN 5985-01-501-4446
NSN 5855-01-085-5354