Chrome Cone Seat Acorn Bulge Lug Nuts (611-153) by Dorman®. Thread Size: 1/2″ x 20. Hex Size: 13/16″. Overall Length: 1.38″. Seat Angle: 60 Deg. Material: Steel. Handling: Right Hand Thread. Packaging Type: Box. Package Quantity: 10 Pieces. Dorman’s Wheel Nuts are designed and constructed to strict engineering quality standards. All of the Wheel Nuts are manufactured with high corrosion resistance to combat rust in any environment.