A professional who pulls lumber from moving conveyor coming from ripsaw, resaw, planer, trimmer, and grading tables, and slides and stacks lumber on piles, according to grade marked on each piece.

• May push buttons to start and stop conveyor and deposit waste material onto slasher conveyor for waste recovery.
• May band stacked lumber to facilitate moving, using banding machine.
• May be designated according to condition of lumber removed from conveyor as dry-chain offbearer; green-chain offbearer; or may be designated according to machine from which lumber is conveyed as planer-chain offbearer.