1. Universal compatibility: This Velcro sanding disc is compatible with common models such as KA190 SE, BD190 SE, SPEC375, and PEC376, making it a versatile accessory for your sander. 2. Material: The 125 mm sanding disc is made of quality nylon to ensure stability and durability, making it ideal for use with Black Decker random orbital sanders. 3. 8hole configuration: The 125 mm Velcro sanding disc provides effective dust extraction thanks to its 8hole configuration, which ensures a clean working environment and extends the life of the abrasives. 4. Easy installation: The grinder backing pad allows you to quickly worn pads, so you can start grinding and polishing immediately without the need for additional tools.