The Powerfast® Outward Clinch Staplegun can be used to fasten fiberglass ductboard and insulation around ductwork. It can also be used to affix shipping labels to corrugated cardboard. Features of this contractor-grade staple gun include “gun clip-style” loading, a collapsible handle, a comfort grip that is sized for large hands or glove wearers, and an “at-a-glance” staple status window. It is backed by a six-month warranty.