This 1/2" drive 25mm standard 6 point socket is designed to tackle the toughest jobs with solid durability and keeps them pounding job after job. Also it features a radius corner design, causing the socket to grab the sturdy wall of the fastener instead of grabbing the corners, resulting in less wear on the fastener. Forged from the finest chrome molybdenum alloy steel – the best choice for strength and durability.