Features: Designed to fit most popular anchor and brolly style plasterboard fixings Suitable for M3 to M8 fixings Enables rapid and easy installation of metal cavity wall fixings in stud walls Ergonomic handle Supplied individually in a box Specification: Tool length: 175mm - 7" Use: Drill the correct size hole for your chosen anchor, place the anchor into the hole, attach setting tool and squeeze trigger to install