Koken RS3450M/8 Socket set 8mm-19mm Nut Grip 200mm 8 pieces 3/8 Sq. Drive

Our nut grip sockets are unique to Ko-ken and truly a revolutionary way of approaching this type of socket. Our fastener holds nuts and bolts in place without the use of magnets. Our system is built with a coil spring and ball bearings on opposing flats.