Here's the chainsaw attachment in progress:
Still have to cut the slots in the arm for the sprockets and finish welding the teeth in place. For now they're all tac'd in place as I was running low on argon for the welder. When done it'll be powered by a 775 size motor geared down to a tooth speed of approximately 20ft/s.
I'm liking the look of this chainsaw Mike
You know... you could probably get away with using military/emergency rescue chainsaw chain, as that stuff is designed to hack through metal and ice... just some food for thought from your friendly neighborhood Arboriculturalist
Spanky is wired up and running. Weight is just a hair over 22lbs as pictured, leaving almost 8lbs for weapon configurations. The spike wedges are 1lb 3.4oz and will be used primarily with the axe and hammer weapons. I'm intending to armor up the chainsaw and circular saw attachments as heavily as the weight budget allows me.
Here's a finished shot with the high visibility paint job-
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