This high-powered 220W gun quickly melts glue sticks for high output applications such as gluing tack strip to concrete with acrylic glue sticks. The gun has variable temperature control from 284°F - 428°F. It comes with a precision 1/8" glue nozzle and a carrying case. Takes standard 7/16" diameter glue sticks (Crain No. 201 10" regular, No. 202 4" regular, or No. 208 10" acrylic). Works with the following Crain accessory nozzles: No. 627 Carpet Edge Sealing Tip, No. 628 1/4" Nozzle, No. 629 1/8" Nozzle (all sold separately). In operation, this gun's nozzle and melted glue temperatures are very hot, up to 400°F. Users should avoid contact and keep out of reach of children.