GEARWRENCH mechanics tools have been designed with professional users in mind for better productivity, access, and strength. The 106 Piece 1/4in. Drive Micro Bits EVA Tray Set is one of a wide collection of Modular Sets we offer that feature premium quality tools organised in sturdy foam storage trays. These chemical and solvent-resistant foam trays are designed to fit in a wide range of tool storage systems, including our line of storage products. Each tool fits in a custom cut-out that provides optimal protection, organisation, and accessibility.