The Makita Dustless Hammer Attachment (193472-7) works with Makita SDS-PLUS corded and cordless rotary hammers. It features a 17" hose, telescoping spring-loaded barrel, depth stop, bit size adjustment knobs, and a built-in ruler. No vacuum motor or components are attached to the tool. The Makita solution is more compact and has less weight than most built-on systems. Engineered for improved dust collection when used with a job site vacuum (sold separately).