– Made of premium chrome vanadium steel with a non-slip finish – Made to reach fasteners in difficult spaces – 12-point box ends that are generously offset 45 degrees to go over and around obstructions. – Each end is offset 45 degrees, creating plenty of clearance for your fingers and allowing an easy reach over and around obstructions. – To prevent damaging round-off, the geometry of each opening contacts and applies force to the flat sides of fastener heads rather than the corners. – Constructed from high strength drop forged and heat treated chrome vanadium steel, – Corrosion and rust resistant chrome plating finish for durability