The Milwaukee® Shockwave™ Right Angle Adapter features an Internal Optimized Shockzone™ which absorbs peak torque and prevents breaking. The shanks is made from Custom Alloy76™ Steel which is engineered for extended life. The hardened gears provide increased torque transfer for added durability. With only a 1.4" Slim Profile, the adapter allows access into the tightest of spaces. The Shockzone™ Right Angle Adapter is designed for use in both Impact Drivers and Drill Drivers and works with all 1/4" Hex Shank accessories.