Size: 100mm

Hole size:16mm

Material: Aluminum Oxide

Backing: Fiberglass

Thickness:5mm

Max linear speed: 4300m/s

Application:  suit for grinding and polishing, carbon steel metal, wood,metal,iron, cost iron, welding rods, glass etc.

Advantage: polishging disc is created by overlapping coated abrasive flaps and adhering them firmly to a back-up plate. This design provides a cooler runing,longer lasting disc.And because new layers of abrasive are constantly being exposed, a very consistent finish is provided during the life of the disc.