The Black 4PC T-BAR SPARK PLUG SPANNER WRENCH SET is a set of trim removal tools designed for removing and installing spark plugs in vehicles. This set includes 16mm, 18mm, and 21mm sockets, making it versatile for a variety of car models. The T-Bar design allows for easy access to spark plugs, making it a useful addition to any garage or workshop. Made in China, this set offers quality and durability for professional and DIY use.