It is for fixing the blades’ edge hits. Here you are the video with a simple trick for showing how to use it. If you are a wood fan it will be easy. You need some really simple tools. Step1 In the first step you should find a solid ruler. We use a broken metal ruler. Stick two pieces of… Read More »Have you ever wondered why we send you a upper ply veneer sample with your OSP blade? (with video)