Craftsman Inch and Metric 10 pc. Nut Driver Set in Zippered Case 9-50209 Craftsman 10-Pc. Color coded Nutdriver Set includes: 5 standard sizes: 1/4", 5/16", 3/8", 7/16" and 1/2" inch 5 metric sizes: 6mm, 7mm, 8mm, 9mm, and 10mm Short 2.9" shaft drivers for fitting into tight spaces Compact zippered carrying case