Combat Chainsaw
Type
Cost
65 cr
Weight
12 lbs
Damage Type
Slashing
Damage Die
2d4
Properties
Unlike the tools designed for industry or personal use, combat chainsaws are meant for war. When you make a damage roll with the weapon, if either of the dice result in a 4, you can roll an additional d4 and add the result to the total damage dealt.
Heavy (STR 13+)
Source