Ko-Ken RS3441MZ/6 Z-Series 6-Point Universal Metric NUT GRIP Sockets, 3/8" Sq Drive, 6 Pc.

General Information Brand Ko-Ken Tools Part Number RS3441MZ/6 Product Type Socket Set Number of Pieces 6 Packaging Retail Country of Origin Japan UPC 4991644020720 California Residents Proposition 65 Warning Physical Characteristics Weight 0.45 kg 1.00 lb Color Silver Finish Chrome-Plated Material Steel Alloy Details Tip Type 6-Point Size Sockets: 8 mm, 10 mm, 12 mm, 13 mm, 14 mm, 17 mmRails: 180 mm Tip Style Socket Drive Connector Size 3/8" Features Universal NUT GRIP specially designed for non-magnetic nuts and bolts utilizing a 6-point socketTheir system is built with a spring ring and ball bearings on opposing flats, so when a nut or bolt is in the socket the ball bearings push out on the springs holding the nut or bolt in placeThe joints are connected with mutually engaged hexahedrons, dispersing the load across the outer circumference for more durability and less wear-and-tear