SC302UF Spyderco Benchstone Ultra Fine 2"" X 8"The SC302UF is a high alumina ceramic benchstone engineered for fine finishing work on blade edges. Its 8" x 2" working surface and dry use design (no oil or water needed) make it practical for regular honing in any workshop or field setting. The ceramic construction maintains consistent abrasiveness across its 1 2" thickness, and it comes housed in a durable plastic case for protection and portability. Ideal for anyone serious about maintaining