Don’t settle for anything less than the high-quality performance of STEELMAN. This six-point spark plug socket is constructed of heat-treated chrome-vanadium steel, providing it with long-lasting durability. The polished chrome finish wipes clean of any grease while being resistant to rust. Rubber has been inserted into the socket to hold the spark plug in place and prevent the porcelain insulator of the plug from cracking.STEELMAN is an industry leader in automotive and industrial specialty tools and equipment, manufacturing the highest quality, unique, and innovative tools and products, designed to meet the specific needs of mechanics, contractors, and other working professionals.