4" Star Aluminum Backer Pad

Diameter 4 inch /100mm, Brass arbor with 5/8"-11 Thread and internal water holeAluminum Backer pad for diamond polishing pads, sanding disc, and some other velcro-backed grinding discsLight weight and durable, provides longer working life and can bear heavy duty working, a good choice of rigid backer padsAluminum hook and loop pad with an angled edge for precise and accurate polishing, allows quick and easy pad changes