Klein® Tradesman Pro™ Hard Case, Large, 5-1/2 in OAW, 2-1/4 in Overall Height, Polyester, Black. Keep meters, tech devices, and tools protected in Klein Tools Tradesman Pro™ large hard case. The hard outer shell protects items when in a tool bag or pouch. The case zips fully closed, so it is also great for storing small parts. Klein® Tradesman Pro™ 5189 Large Hard Case, 2-1/4 in H x 5-1/2 in W, Polyester, Black