2pcs Impact Socket Adapter 1/4 Hex Shank Drive Extension Rod Wrench Converter For Quick Change Drill Chucks Replacement Tools Features: *Spring Loaded Ball Bearing On Head Holds Sockets Securely *Suitable For Quick Change 1/4" Chuck Systems Or Directly Into Drill Chuck *Change Your Hand Socket Set Into A Driven Socket Set *This Set is Perfect For Your Impact Driver Or Drill, And Allows You To Replace Your Ratchet With A Power Tool *These Impact Ready Adapters Are Rated For The Most Demanding Of Applications (2000 In/Lb Of Torque) *The 1/4" Hex Shank Fits All Quick Change Chucks As Well As Standard Drill Chucks Specification: *Size:1/4" Hex Shank to 1/4" Socket Adapter *Length: 25mm and 50mm *Material: Chrome Vanadium Steel *All Sockets Standard 1/4" Hex Shank *Quantity:2pcs Package Contents: 2pcs Socket Adapter Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.