Walter 4.5 in. 40 Grit Spin-On Enduro-Flex Aluminum Flap Disc (06U454)

Walter 4.5 in. 40 Grit Spin-On Enduro-Flex Aluminum Flap Disc (06U454) The new Enduro-Flex ALU™ uses a superior zirconia alumina grain blend that is free of iron, sulfur and chlorine to achieve maximum results when blending on aluminum surfaces. It's built using a special coating for extra long life. Thanks to its high removal rates, and resistance to glaze buildup, Enduro-Flex ALU™ is the optimal choice for operators looking to enhance both quality and productivity when working with aluminum or other heat sensitive metals.    Diameter: 4.5"  Arbor: 5/8-11" Grit: 40 Max RPM: 13,300 Specially formulated for performance and productivity on aluminum surfaces Special coating prevents load up and glazing and extends disc life Eco-Trim™ trimmable backing extends disc life by up to 3 times