PORTER CABLE FR350BR 22-Degree Full Round Head Framing Nailer Kit, 3-1/2" (Certified Refurbished) Uses 22 Degrees 2 in. to 3 1/2 in. x 0.113 in. to 0.148 in. plastic collated round-head framing nails Power to drive nails (up to 3-1/2 in. x 0.131 in.) into engineered lumber Compact body design for better balance and style Consistent power on every shot with internal piston catch mechanism