The conversion kit replaces the setting plate on the planer. The adjustment plate supplied with some planer models can then be fitted to the conversion kit, which separates the cutting edge from the block. When the blade is fitted the assembled part can be adjusted following the planer manufacturers instruction manualThe conversion kit replaces the setting plate on the planer. The adjustment plate supplied with some planer models can then be fitted to the conversion kit, which separates the cutting edge from the block. When the blade is fitted the assembled part can be adjusted following the planer manufacturers instruction manual Suitable for the following machines: Hitachi - F20, FU20. Makita - M102, 1900, 1900B, 1901, 1125, 1100, 1923B, 1923BD. Ryobi - L1323A, HL-82 Wolf/Kango - 8614, 8657 Trends PB/29 Blades And many more