Ridgid ZRR350PNE 3-1/2 in. Pneumatic Palm Nailer Certified Refurbished Power to drive 3-1/2 in. nails into the hardest LVL lumbers Magnetic nail guide holds nails securely in place Self-cleaning in-handle air filter keeps debris out of tool and extends tool life Ultra comfortable adjustable hand strap provides a snug comfortable fit with positions for both right and left hand operation Made with contractor grade materials