Good Performance: The hex chuck converter can finish the conversion quickly, the exquisite workmanship gives it excellent strength and durability, and high impact resistance. You can use with confidence. Superior Material: The drill chuck adapter is made of high quality alloy, it has good workmanship, smooth surface, all parts are delicately processed, it is strong and durable, it can maintain good performance same after long-term use. Easy to Use: Just connect the 1/2 square socket with the powerful impact wrench, then connect the 1/4 hex socket with the hex shank drill or screwdriver bit holder . Operation is simple and easy. Wide Application: The quick release chuck converter is used widely in many places, it is well suited for household electric impact wrench conversion, and it is also perfect for professional people, that can greatly improve your work efficiency and save time. Features: ---Practical and Convenient: The chuck converter can quickly convert according to your need, you can save time and finish your work easily. --- The high quality alloy material has high impact resistance and high hardness resistance, long service life, and it is more durable. ---The hex shank adapter can securely mount any 1/4 inch hex drill. Specifications: Material: Alloy Color: Black Quantity: 4 Pcs Package Included: 4 X Chuck Converter