SpecificationsModel: Stanley® Combination Spanners, Set of Maxi Drive Plus Combination SpannersSizes: 8, 10, 11, 13, 14, 15, 17, 22 mmFeatures:Bi-hex 12 point ring with precisely broached Maxi Drive profile to increase grip by up to four timesFully forged from chrome vanadium steel for accuracy and performancePolished head with satin finish on the handleImproved grip even on damaged nutsMaxi Drive open-ended jaw shape maintains grip on fastener with slight rotational pressureSlim pattern combines maximum strength with optimum accessibilityNickel chrome plating protects against corrosionBoth open-ended head and ring angled at 15 degrees for optimum accessibility SKU: STNL.4.87.054 Brand: STANLEY Country of Manufacture: Taiwan Supplier Part Number: STANLEY4-87-054