Features and Benefits:�Radius V-Groove design creates an anti-slip and prevents rounding of the fastener.�Box end is offset by 15 degrees to provide clearance for your fingers and other obstructions near the fastener.�Fully polished to eliminate oil and grease build up.�Radius Corners to grip the flat sides of the fastener head instead of the corner to prevent round-off.�Chamfered box end allows for fast and easy guidance onto fasteners.�Available in the 9917MA set�Lifetime warrantySunex Tools V-groove combination wrenches are made from durable chrome vanadium alloy and finished with chrome plating to ensure durability. The V-groove design that reduces wear on the fasteners. Get Sunex Tools for all of your combination wrench needs