Abrasc 100mm Backing Pad for 4" Grinders. M10 x 1.25mm Thread MKBP4 This Abracs 100mm Backing Pad is a high-quality, durable backing pad that is designed to be used with 4" grinders. It has a M10 x 1.25mm thread and is made of a flexible material that makes it easy to attach to the grinder. The backing pad is also covered in a layer of abrasive material that helps to grind away material quickly and efficiently. This backing pad is perfect for a variety of grinding applications, including: Deburring Grinding welds Removing rust Shaping metal It is also a great choice for use with a variety of abrasive materials, including: Sandpaper Wire wheels Flap disks This backing pad is a must-have for any professional or DIYer who needs a high-quality, durable backing pad for their 4" grinder. Features: M10 x 1.25mm thread Flexible material Abrasive material coating Benefits: Easy to attach to 4" grinders Durable and long-lasting Helps to grind away material quickly and efficiently Perfect