RING TERMINAL/3/8 inch, 9.53 mm stud/tab size, female, not insulated, tin plating, copper material, 7.52 mm maximum bundle diameter. For use with 4 gauge wire. 33471 pack of 100RING TERMINAL/9.53 mm stud/tab size, female, not insulated, tin plating, copper material, 7.52 mm maximum bundle diameter. ..