Key Knife’s newest product innovation, planer side head retrofit holders, allow planer mills to upgrade existing conventional planer side heads with disposable knife technology. Retrofit holders are a direct replacement for L and LV knives. The simplified design only requires the holders to be set up once. After the initial installation holders remain fixed to the side head for knife changes. The small disposable knife eliminates the task of grinding and all associated costs. Upgrading is as simple as changing knives! Planer Side Head Advantages Knife life 2 x longer than conventional knives (minimum). Eliminates grinding, and all associated costs. Simplified design for ease of use/maintenance. Holders are setup once, and remain fixed in side head for knife changes. Quick and easy knife change. Reduces handling of knives and heads (safety). Planer Side Head Retrofit System Features  PDF brochure download   Adobe Reader is required to view PDF files. You may download a free copy of it from the Adobe Reader website if you do not have it.