Should I wear safety goggles when using my unit? Yes, safety glasses or goggles must be used when operating your Saw Joe. Also, use safety footwear, snug-fitting clothing, protective gloves, and hearing and head protection. Wearing personal protective equipment reduces exposure to any hazards when using your pole chain saw. Related articles How do I assemble my SWJ699E? How loud is my Saw Joe SWJ698E? How do I adjust the chain's tension? How do I fell a tree? How do I limb a tree?