The plating of common nut products is 1 to 2 coats Even the nuts used by automobile manufacturers have a 2-3 layer coating. The thickness of the plating layer greatly affects the quality and durability of the nuts. It is a very important and cost effective part of the nut. Auto-Ace non-marking nut is coated with 4 layers of plating The plating layer is about 2.5 times thicker than other nut products! Four coats are the best of plating. Extreme quality and durability. The high quality of this product is so easy to see that it will not go back after you use it. How about preventing theft of your wheels with lock nuts? Lexus compatible models: GS / HS / IS / CT / RX / SC / ES / GX / LX450 (same type as the 80 series FZJ80 series / until 1997) / Genuine aluminum wheel installations. Basically, short lock nut TLCRLC3715 and long lock nut TLCRLC4715 are not problem, but it is basically not to jump out or get into the aluminum wheel. LS are 0.9 inch (22 mm) / M14 inch (14 mm) wrench, so it is not compatible. Compatible with genuine aluminum wheels. The TYCR214715 long nut is used to make one of the wheels with a special wrench to attach and detach the lock nut, thus preventing theft. 4 nuts and a dedicated wrench box are included for a complete set. Flat seat with washer; HEX compliant with dedicated box wrench; Total height 1.9 inches (47 mm); Bottom height 0.5 inches (13 mm); (A) bottom part diameter 0.7 inches (18.4 mm); (B) top to washer height 1.3 inches (34 mm); Flat seat washer (ring) diameter 1.2 mm; Wheel contact shape straight ; Compatible bolt standard M1.5 mm) Height to washer (B ) ). The depth of the nut storage part of the wheel is an estimate for selecting the nut (B) size.