1/2 in sq dr, to accomodate lock fasteners
A cutting tool with a fluted body. When without handle, it has a straight round shank with squared end or a bit stock shank. It may have a t-handle, a ratchet handle or a round knurled handle. It is used for finishing to size, or enlarging, a previously formed hole. Excludes helical fluted taper pin type reamer items having a straight round shank with squared end and items with straight shanks covered under reamer, machine and countersink.
Classification: Tools for drilling other than twist drills, nt for rock drilling, cutting parts gt 0.2 pct chromium, molybdenum, tungsten, or gt 0.1 pct vanadium
NSN 5895-00-906-4640
NSN 6650-00-959-6869
NSN 5945-01-469-9064
NSN 6320-01-132-2746
NSN 5855-00-058-1293
NSN 5855-01-360-6650
NSN 6320-01-162-5977
NSN 5855-01-165-6361
NSN 6145-01-415-5261
NSN 6130-01-227-5538
NSN 6645-00-903-4916
NSN 6240-01-269-3146