I just picked up sets of Metric 1/4 and 3/8 6 pt st and deep and 3/8 6pt flex at Advanced Auto. 50 pcs in all for $72 including tax. All Taiwan and look to be identical except for knurling location, to Carlyle at 3x the price on sale. The 10 pc 3/8 flex cost only $25, a bargain compared to...