The micro gouge sharpening strop was specifically designed to sharpen the Dockyard micro gouges but can be used to sharpen many other manufacture's micro tools. The kit includes the sharpening block to sharpen both the inside and outside profile of several tools (1.5mm, 2mm, 3mm, 4mm, 5mm, 70 deg V tool, and 90 deg V tool), sharpening compound with brush, and tool pouch. This is a must have for anyone who owns micro tools.