This Stanley, heavy duty staple gun / brad nailer features an easy push handle for easy use. Its aluminum cast housing ensures greater durability. It has an internal wire guide for greater accuracy. Hi / Low adjustment allows you to match the density of materials. It accepts heavy duty staples and brads for multiple applications. This staple gun can be used on plywood and MDF. Always read the label. Keep out of reach of children. Stanley Heavy Duty Staple and Nail Gun Heavy Duty Steel