Arrow 0.375 in Heavy Duty Manual Hammer Tacker Tankless Water Heater is required for proper installation FRUSTRATION FREE Detailed is required for proper installation Shelf also uses solid brass supports under the back edge of the glass for additional strength and support 375 Warranty Limited lifetime Carpet Stapler Type Manual Heavy Duty Yes CA Residents: Prop 65 Warning(s) No UNSPSC 72152500 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