KEY PART NUMBER D628 The product is a set of six locking lug nuts from the brand Dorman?, made of durable steel with a chrome finish. It includes A GRADE 8 STEEL key for locking the lug nuts and securing the wheels on the vehicle. The set is designed for placement on both the left and right sides of the vehicle, making it a practical choice for maintaining the security of your wheels and tires.I WILL UPDATE LISTING WITH THREAD SIZE ASAP.ONELUG IS SLIGHTLY DIFFERENT THAN THE REST