which fastening system is used to drive steel pins or threaded studs into masonry and steel?\nmini hammer…

which fastening system is used to drive steel pins or threaded studs into masonry and steel?\nmini hammer drill\npneumatic screw nailer\npowder - actuated tool\nair impact wrench
Answer
Brief Explanations:
Powder - actuated tools are designed to drive steel pins or threaded studs into masonry and steel by using a controlled explosion of powder to create the driving force. Mini hammer drills are mainly for drilling holes. Pneumatic screw nailers are for driving screws and nails in lighter - duty applications. Air impact wrenches are for tightening and loosening nuts and bolts.
Answer:
powder - actuated tool