[Size] - 1" drive, 8" (200mm) total length. [CR-MO Steel] - Black chrome molybdenum steel provides excellent durability and strength with every impact movement. [Secure / Firm] - spring-loaded ball detent provides a secure hold onto sockets and the through-hole in the drive end locks onto the tang of impact wrenches or drivers, prevents them from dropping [Use] - Use with impact wrenches and extends access to hard-to-reach fasteners in tight spots. [Application] - Widely used in automotive repair, DIY hand-making, household maintenance, and most general repairs. * Work faster and avoid unnecessary disassembly steps with Impact Extension.
* Engineered for use with impact drivers, it reaches past obstructions or into tight, narrow spaces and delivers the torque needed to break loose stubborn fasteners.
* A spring-loaded detent ball securely latches onto sockets, preventing them from being dropped or left sticking on fasteners.
* The through-hole in the drive end locks onto the tang of impact wrenches or drivers.
* To protect against rust and corrosion, the black oxide finish absorbs and holds oil, repelling moisture.

Specifications:
* Size: 1-inch
* Total Length: 200mm / 8-inch
* Material: Chrome Molybdenum Steel
* Finish: Phosphating

Package Content:
* 1 x Impact Extension Bar