The Woodhaven 300 Corner Radius Template is crafted from durable 3/8" thick Phenolic material, ensuring maximum support for your flush trim bit and long-lasting use. Designed for precision, it features outside radiuses of 1", 1-1/2", 2", and 3", along with circle templates ranging from 3/4" to 3". Whether you're working on a router table or using it portably, simply clamp or secure the template with double-sided tape to your workpiece. The flush trim bit with bearing on the shank or end guides your cuts, allowing you to achieve perfect outside radiuses and circles every time. Ideal for woodworkers seeking accuracy and versatility in their projects.