Durable, aggressive non-woven abrasive product for weld refinement applications. Blends and finishes consistently, often in one step. Disc backing mounts to hook and loop pad. Good flexibility. Fast cutting. SL discs are designed for blending and finishing applications where customers are looking for longer life from discs without sacrificing their desired finish. SL discs provide a fast cutting product and in some instances provide customers an opportunity to combine weld blending and finishing steps more traditionally done by fibre discs followed by surface conditioning discs. Attachment type: hook and loop. Maroon color. Converted form: Hookit/hook and loop disc. Diameter: 4-1/2". Equipment - machines: disc sanders. Grade: medium. Maximum rpm: 13000. Position: better.