TEKTON 1963 Jumbo Combination Wrench Set, Metric, 34 mm - 50 mm, 10-Piece Wrench openings are precisely sized for an exact fit Raised-panel design reduces weight while maintaining strength Open ends are angled 15 degrees for work in tight spaces 12-point box ends are offset 15 degrees for knuckle-saving clearance Chrome-plated finish resists corrosion and is easy to clean