Precision Metric Combination Spanner manufactured from premium chrome vanadium steel for strength and durability. Features a highly polished mirror finish that resists oil and dirt, making cleaning easier and helping to prevent rust. Long reach wall drive provides improved access and secure grip on fasteners. Conforms to ANSI B107.6 standards. Chrome plated finish offers extra protection against corrosion. Ring head offset at 15 degrees for better leverage and knuckle clearance in tight spaces, ideal for professional and DIY use.