Designed for heavy duty hammer applications and for use in hammer carts. 1-1/8" Hex Shank fits all Jack Hammers universally. 1 solid piece steel makes this an ideal application for durability and heavy use. This 1TopTools scarper is designed for use with the popular Demolition Hammer Carts on the market. Available in 1-1/8" . this floor scraper is built to stand up to the increased workload of demolition carts.