mulwark 20pc 1/4 ultra low profile mini ratchet wrench close quarters screwdriver set with high torque - right angle edc tool with 90 degree mini offset reversible drive handle & multi hex bits set mulwark this handy right angled screwdriver set with ultra-compact size, convenient ratcheting mechanism and easily-toggled direction selection switch, makes it easy to get at hard to reach enclosed areas (as tight as 7/8” wide) behind, between or underneath barriers, without any frustration or fumbling. designed for quick and easy assembly & disassembly & repair use