Promes DriveStop™ Multi-Function Square Stop

The Promes DriveStop™ is an innovative new Multi-Function Square Stop, Stair Gauge & Driver Tool Designed for fast, repeatable layouts, these heavy-duty stair gauges attach quickly to your framing square using a coarse, rapid-engagement thread. The nylon-tipped locking bolt holds securely without scratching, denting, or marring the surface of your square. But layout is only the beginning. Each DriveStop includes an integrated 1/4-inch hex driver connection, allowing it to attach to standard bit holders and work with common drills and impact drivers. Remove the locking bolt to reveal a built-in 1/2-inch socket—ready for driving lag bolts, changing circular-saw blades, and handling other common jobsite tasks. One compact tool. Multiple uses. Built to stay on your square and earn its place in your toolbox. Features: Functions as a stair gauge, framing-square stop, and repeatable layout guide Coarse quick-engagement thread for faster installation and removal Nylon-tipped bolt protects your square from scratches and damage Integrated 1/4-inch hex driver connection Hidden 1/2-inch socket beneath the removable locking bolt Useful for driving lag bolts and changing circular-saw blades Compact, durable, and designed for everyday jobsite use Sold as a matched pair