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.Made of high-grade Chrome-Moly steel for strengthen and durable to use.To protect against rust and corrosion, the black phosphate finish absorbs and holds oil, repelling moisture. Available Sizes Drive Length 1/2" 3-inch, 5-inch, 8-inch, 10-inch 3/4" 3-inch, 4-inch, 6-inch, 8-inch, 10-inch, 16-inch 1" 6-inch, 8-inch, 10-inch Product Details Spring Loaded Ball Detent & Chamfered End Locks securely onto sockets and prevents them from being dropped for undisturbed work and improving accuracy and efficiency when working. Radius Corner Design Reduces wear and increases torque on fasteners by placing force on fastener walls rather than fastener corners, avoiding stress concentrations that can cause cracking. Pin Hole The through-hole in the drive end locks onto the tang of impact wrenches or drivers. Impact Socket Reducer Impact Socket Reducer Impact Socket Adapter Impact Socket Reducer Impact Extension Bar Impact Extension Bar Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.5 out of 5 stars 634 4.4 out of 5 stars 128 4.6 out of 5 stars 171 4.5 out of 5 stars 34 4.7 out of 5 stars 187 4.7 out of 5 stars 187 Price $8.59$8.59 $9.99$9.99 $18.99$18.99 $19.29$19.29 $40.29$40.29 $23.99$23.99 Size 1/2" Drive (F) x 3/8" (M) 3/8" Drive (F) x 1/4" (M) 3/4" Drive (F) x 1" (M) 3/4" Drive (F) x 1/2" (M) 3/4" Drive by 16" 1" Drive by 6" Material Cr-Mo Steel Cr-Mo Steel Cr-Mo Steel Cr-Mo Steel Cr-Mo Steel Cr-Mo Steel