All steel casting construction provides durability, strength and flexibility, delivering a reliable and long lasting tool. The square tenoner supports multiple woodworking operations such as square tenon processing and hole punching, meeting various processing needs and improving work efficiency. Easy to install and remove; you can install or remove quickly by yourself, reducing frustration and saving you time and effort. Hand drill table drill dual purpose mortise and tenon holder; mainly used to convert your hand drill or table drill to a square tenon machine, with precision and stability for drilling, and can be applied to both ordinary hand drills and old household small table drills. Use scenarios: Making furniture frames and cabinetry with precise square tenon joints. Drilling square holes or mortises for hardware or joinery. Retrofitting a standard hand drill or small table drill into a dedicated square tenon machine for DIY projects or small workshops.