Three flats on shank to prevent slippage in a 3-jaw chuck.
3/8″ diameter.
3/8″ shank.
3″ flute length.
5″ overall length.
Alignment reamer. Made of high speed steel. Black and bronze oxide finish. Three flats on shank to prevent slippage in a 3-jaw chuck. 3/8″ diameter. 3/