The Wera 05003748001 8790 HMB HF 3/8'' Zyklop Socket w/ Holding Function makes for extremely convenient screwdriving with reduced risk of losing the screw when addressing the workpiece. ''Take it easy'' Tool Finder with colour coding according to size - for simple and rapid accessing of the required tool. Made with matte chrome-plated vanadium steel. Equipped with a ball stop groove and knurling at the lower end for better gripping.