Simpson Strong-Tie - 0.27 Caliber Semi-Automatic Powder Actuated Tool | Air Tools | Kent
a literal nail gun used for shooting a nail into concrete using 22 caliber blanks : r/specializedtools
Powder Actuated Nail Gun — Habitat for Humanity Greater Vancouver
HILTI POWDER-ACTUATED TOOL, 15 9/10 X 2⅕ X 6½ IN, SINGLE NAIL, ADJUSTABLE POWER REGULATION - Assorted Brands Power Tool Parts - HTI373103 | 373103 - Grainger, Canada
Source 301T Adjustable Powder Actuated Tool for Concrete Brick Construction Shooting Nails Concrete Steel Hand Nailer on m.alibaba.com