DEWALT magnetic sleeve. This is a set of two magnetic sleeves for impact drivers. Attaching these makes it very convenient as screws won't fall off the bit when driving them. Although unused, please refrain from purchasing if you are sensitive to items stored at home. [Brand] DEWALT [Model Number] DWASLVMF2 [Quantity] 2 [Compatible Bit Sizes] 2 inch, 3 1/2 inch, 6 inch