Teng Tools PH Power Through ScrewdriverThis PH Power Through Screwdriver is engineered for demanding applications where extra force and durability are required. Featuring a percussion cap and power through blade, it can be struck with a hammer for heavy duty use. Key features: Percussion cap and power through blade for hammer striking Ergonomic bi material handle for improved comfort, higher torque, and faster operation Hexagonal shaft allows use with an open ended spanner for additional