Electronix Express 30 Piece Hex Key Wrench Set-SAE/MM Hex Key Allin wrench set w/SAE & Metric size Hex Key wrenches Includes SAE sizes from. 035" up to 3/8" Includes Metric sizes from 0. 7mm up to 10. 0mm Great addition to any toolbox includes hard to find sizes Come in a neat Blow mold case for storage