- Versatile Casing Options : This hand sanding block features a durable brushed housing and four distinct designs: concave, small arc, flat, and large arc. It allows for quick sandpaper changes with Velcro, making it user-friendly and efficient. - Adjustable Air Inlet Switch : Equipped with a rotary adjustable air intake switch, this dust extraction sanding block offers precise control over airflow, enhancing efficiency during sanding tasks. - Ergonomic Handle Design : The handle provides an extended contact area for a comfortable grip, reducing fatigue during extended use. It also simplifies the attachment of the ring longboard file sandpaper for seamless operation. - Multi-functional Utility : This hand sander excels in sanding a variety of surfaces, delivering consistent results whether you are smoothing flat surfaces, navigating tight corners, contouring edges, or addressing hard-to-reach areas. - Practical Applications : 1. Use it for refinishing furniture by achieving a smooth finish on complex shapes. 2. Ideal for preparing surfaces for paint or varnish in carpentry projects. 3. Perfect for automotive detailing or bodywork, ensuring a flawless surface before application of primers or paints. Optimize your sanding tasks with this highly functional hand sanding block, designed to meet your needs with exceptional performance and ease of use.