Inc 03851 reinstated on 030405~a round, square, hexagonal or octagonal bodied hand tool, having a flat blunt face. includes tapered items whose taper length is less than 4 inches (101.6 mm). the tapered items are normally used to start out, pins, bolts, and the like from holes having a force or drive fit, and the straight items to follow thru or finish driving out. for tapered items having a taper length of 4 inches (101.6 mm) or more, see punch, drift and punch, aligning. see also nail set.