Silver Zinc Mag Seat Flanged Lug Nuts (611-226) by Dorman®. Thread Size: M12 x 1.50. Hex Size: 19 mm. Overall Length: 1.041″. 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.