Arrow 0.375 in Heavy Duty Manual Hammer Tacker Tankless Water Heater 2 ft Bag Size 2 011358010496280 46 2 ft Bag Size 2 ft x 24 in x 23 in Warranty 1 Year Limited Warranty Frequently Asked Questions (FAQ): The clear over frosted cylinders deliver a velvety Manual operation for portability Ergonomic soft rubber grip provides comfort for extended use Easy load magazine holds 2 full strips of T50 staples Knuckle guard and recessed hand grip help protect against injury to the hand Surface guard helps reduce damage to contact surface Durable all steel construction and chrome finish Designed to use Arrow T50 staples of 16 gauge wire in 5 16 in 3 8 in and 1 2 in leg lengths Perfect for hanging insulation or attaching roofing materials