Description: high quality upclose of shovel scooping and throwing gravel.

Description: high quality up close of shovel scooping and throwing sandy dirt.

Description: chainsaw revving and cutting branches in a tree.

Description: older lawn mower running, being pushed around a yard, and cutting grass.

Description: powerful industrial wood chipper grinding large branches and chunks of tree trunks.

Description: powerful industrial wood chipper grinding large branches and chunks of tree trunks.

Description: powerful industrial wood chipper grinding large branches and chunks of tree trunks.

Description: powerful industrial wood chipper grinding large branches and chunks of tree trunks.

Description: filing a block of wood with a hand file.

Description: high quality recording of a block of wood being filed with a hand file.