Whiteside 8 Pc. Brass Plate Reducer Kit is a versatile set designed to enhance the safety and precision of your routing projects. This kit includes eight solid brass inserts that fit into router base plates or table inserts, effectively reducing the size of the opening around the bit. By minimizing splintering and tear-out, these reducers provide additional support for smaller workpieces, making your routing tasks smoother and safer. The set features opening sizes of 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", and 1", along with a lock nut for secure installation. Compatible with any router base or router table insert plate that has a 1-3/16" diameter opening, it works with popular brands such as Porter-Cable, DeWalt, Black & Decker, and others equipped with a P-C adapter. Manufactured by Whiteside Machine Company in Claremont, North Carolina, this kit is a reliable addition to your woodworking tools. Model Number: 9810