Work Sharp WSSA0002780 Belt Sharpening System Attachment (WS3000 Only) Sharpens kitchen knives, hunting knives and pocket knives quickly and easily Sharpens scissors and serrated blades Only works with the Work Sharp 3000 model. Not for use on other Work Sharp tools or accessories. Remove sharpening guide for freehand sharpening and honing of cutting tools, marking knives and carving tools Fully adjustable sharpening guide: 10- 35