External roller
They are normally there for your assistant on the outfeed side to send the board back to you on the infeed side. Keeps from creating dents on the board by dropping it down onto a screw head or other nonyielding surface.
Ed
They are normally there for your assistant on the outfeed side to send the board back to you on the infeed side. Keeps from creating dents on the board by dropping it down onto a screw head or other nonyielding surface.
Ed