Special Features:

4 flute, 1/4 in. Hex shank; designed for use w/hand held wrench or nutrunner

Properties:

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.