Rawiri 65mm→58mm Drill-Press to Square Tenon Adapter with Reducing Sleeve — Precision Tenon Jig Converter

Made from high-strength cast iron and covered with a thick paint finish, this 65mm-to-58mm reducing-sleeve adapter offers strong corrosion resistance and long service life. It converts a woodworking bench drill into a square tenon drilling machine, simplifying the process and boosting operational efficiency. The compact, lightweight design makes installation quick and keeps the unit easy to transport. A rigid, stable construction resists deformation under use, providing durable, reliable performance for extended periods.