The 1 1/8-in. Hilti hex connection polygon chisels will help make your customers more productive than ever. Designed for use in both demolition hammers and stand-up breakers, the 1 1/8-in. hex connection chisels join the Hilti family of self-sharpening chisels. Made with a unique polygon design, these durable chisels stay sharper to provide a more positive rental experience. Hilti polygon chisels also increas the working length of flat and wide-flat chisels by 100%, allowing for deeper penetration. The unique design also helps prevent the chisel from jamming in the base material.