Cat DG631 60V Cordless 18" Chain Saw with Battery & Charger Drive Links_117 Used for adjusting the chain

Used for adjusting the chain tension on a chainsaw

thus avoiding injuries during regeneration

Great in tight urban spaces where you can't move back from the tree or desired tie-in point

and runs best though an arborist block for false crotch rigging

Oregon 546945 Vise Adjusting Spring for Chain Bench Grinder 620-120

Cat DG631 60V Cordless 18" Chain Saw with Battery & Charger Drive Links_117 Used for adjusting the chainThis 60V battery powered chainsaw provides professional grade power and performance for tough cutting jobs without the maintenance, fumes and noise of a gas powered saw. Ideal for efficient tree removal, pruning, firewood cutting and storm clean up, this 18" chainsaw is a great tool for the professional arborist and ambitious homeowner alike.