【Wild Size Selection】3PCS impact bit holder: 1/2-inch, 3/8-inch, and 1/4-inch square drive to 1/4-inch hex adapter. The standard 1/4-inch hex adapters fit all 1/4" hex-shank screwdriver bits. 【Quick Change】Impact adapters Equipped with a quick change device, it allows easy bits swapping and loading while working, effortless switching of bits, preventing bits from dropping. 【Premium Material】Impact socket adapter is made of heat treated chrome molybdenum (Cr-Mo) alloy steel with protective phosphate finish for strong corrosion resistance, prevents rusting. High visibility printed size information for quick identification. 【Widely Use】The square drive of this impact wrench adapter is compatible with ratchet wrench, torque wrench, air tools, power tools. This versatility allows you to work with different tools and bits, making your work more efficiently. 【EASY TO STORE】 Quick-change hex bit holder adapter set with hanging packing is easy to access at any time. If you encounter any problems while using our products. Please contact us by email, our professional after-sales team will contact you and solve your problems in time. 【Quick Change】Impact adapters Equipped with a quick change device, it allows easy bits swapping and loading while working, effortless switching of bits, preventing bits from dropping.【Wild Size Selection】3PCS impact bit holder: 1/2-inch, 3/8-inch, and 1/4-inch square drive to 1/4-inch hex adapter. The standard 1/4-inch hex adapters fit all 1/4" hex-shank screwdriver bits.【Premium Material】Impact socket adapter is made of heat treated chrome molybdenum (Cr-Mo) alloy steel with protective phosphate finish for strong corrosion resistance, prevents rusting. High visibility printed size information for quick identification.【Widely Use】The square drive of this impact wrench adapter is compatible with ratchet wrench, torque wrench, air tools, power tools. This versatility allows you to work with different tools and bits, making your work more efficiently.【EASY TO STORE】 Quick-change hex bit holder adapter set with hanging packing is easy to access at any time. If you encounter any problems while using our products. Please contact us by email, our professional after-sales team will contact you and solve your problems in time.