Craftsman 9 pc. Standard 6 pt. Combination Wrench Set, # 47234 Set includes 1/4", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16", 5/8", and 3/4" wrenches. Craftsman Quality 6pt Design for Better Fastener Side Wall Contact Which Optimizes their Strength. Box end design helps prevent wrench from damaging fasteners Craftsman Forever Warranty