Ridgid ZRR350CHE 3-1/2 in. Clipped Head Framing Nailer (Certified Refurbished) This Certified Refurbished product is tested & certified by the manufacturer to work like-new. The product includes all original accessories, and is backed by a 1 Year warranty. Powerful motor is able to drive 3-1/2 in. long, 0.131 in. diameter nails FullStrike Drive System provides maximum air power in a compact size Dry-fire lockout feature extends motor life and prevents missing nails Jam-clearing mechanism for easy access to clear jams