7 piece 3/8 inch Square drive impact Star / Torx socket set. Each socket has a drilled end to facilitate retaining ball bearing for use on ratchets and breaker bars.True impact for exceptional strength and durability. The perfect for the profession tradesman, mechanic or DIY enthusiast.Full 7 piece set comes complete in a handy storage case.Specific impact grade design made exclusively for drivers and wrenchesCan be used in the automotive industry, home repair, manufacturing, construction.Highly durable black oxide coating finish is corrosion resistant to eliminate chance of rust for a long lasting life.T MODEL:T20,T25,T30,T40,T50,T55,T60Quantity:7 pcsColour:blackMaterial:Chrome vanadium steelPackage Contents:7* batching sleeves (T20, T25, T30, T40, T50, T55, T60)1* blue boxOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.