1AUTOMATIC RESET: Wall anchor tightening gun support automatic reset of grip, practical, possess good working efficiency, pull the screw in one step 2QUICK TIGHTENING: Open the grip of the expansion screw tightening gun head pull rod reset, one step in place, convenient and quick, easy to operate 3RUBBER AND PLASTIC COVERED HANDLE: Wall anchor fixing gun has a rubber covered handle, not easy to slip, possess comfortable grip, not easy to fatigue for a long time, easy to operate with one hand 4CONFIGURATION LOCK: Wall anchor setting riveting gun configuration with lock, does not occupy the position after lock, reliable with long use time 5APPLICABLE SPECIFICATIONS: Wall anchor setting riveting gun adopt high carbon steel material, possess high hardness, suitable for various specifications of hollow screws such as M5, M6 1 xWall Anchor Setting Tool Rivet Gun