New 14 pc Power Nutdriver Nut Driver Bit Set SAE & Metric 1/4" Shank CRV Sand Blasted and Heat Treated Bits Chrome Vanadium Steel Precision Milled Includes the following SAE nut driver bits with 1/4-in. hex shanks: 3/16", 1/4", 9/32", 5/16" 11/32", 3/8", 7/16" Includes the following MM nut driver bits with 1/4-in. hex shanks: 5mm, 5.5mm, 6mm, 7mm, 8mm, 10mm, 12mm SKU# ATE10793 Holder Color May Vary! this auction is for the Power nut Driver tools. Holder color may vary.