Robust metal hold-down clamp designed for secure, repeatable clamping in workshop environments Key benefits Durable metal construction: Solid metal body delivers long-term durability for everyday workshop use and heavy-duty DIY tasks. Fast, tool-free clamping: Hand-turn mechanism lets you tighten and release parts quickly and without tools, saving time and keeping both hands free for the job. Precise fit for standard bench holes: Built for 19 / 20 mm holes, it fits common workbench dog holes and fixture patterns for easy installation and interchangeability. Stable and reliable grip: Prevents movement during cutting, sanding, routing or gluing, improving safety and accuracy. What this clamp solves Replaces improvised or unstable holding methods with a secure, repeatable clamping point. Reduces setup time with a simple hand-operated tightening action. Extends workshop uptime by resisting wear and maintaining performance under repeated use. Key attributes Function: Hold-down clamp with hand-turn tightening for quick securing and release. Compatibility: Specifically made for 19 mm and 20 mm bench or jig holes. Size: Designed to fit standard 19/20 mm hole patterns (check your bench hole diameter before purchase). Material: Robust metal construction for durability and long service life. Performance: Quick to operate, provides secure clamping for a variety of materials. Practical use scenarios Woodworking: Secure boards to a workbench dog hole while planing, chiseling, or routing to keep the workpiece steady and square. Glue-ups and assembly: Hold parts firmly in place during adhesive curing so joints align correctly without manual bracing. Hobby and craft projects: Fasten small fixtures, jigs or model components for sanding, drilling or fine detail work where stability matters. Who it’s for Hobbyists and DIY enthusiasts who need a reliable, easy-to-use clamp for shop and home projects. Experienced woodworkers and craftsmen who require durable, repeatable holding power in standard 19/20 mm bench hole systems. Simple to install, straightforward to use, and built to last — a practical upgrade for any bench or jig that uses 19/20 mm holes.