GEARWRENCH mechanics tools have been designed with professional users in mind for better productivity, access, and strength. The 83 piece 1/4", 3/8", & 1/2" 90 tooth mechanics tool set in a foam storage tray is one of the wide collection of GEARWRENCH Modular Sets. These chemical and solvent resistant foam trays are designed to fit in a wide range of tool storage systems, including our GSX storage line of products. The foams are in contrasting orange and black with high visibility size markings for easy tool identification. Each of the tools fits in a custom cutout that provides optimal protection, organization, and accessibility.