1Made of highquality transparent acrylic with excellent visibility, easy to observe the working surface and reduce wrong movements. 2Comes with brass centering pin, the center of the base planer collet can be quickly and accurately aligned. Equipped with various screw to adapt to various router sizes. 3This router base plate is designed with multiple predrilled holes, which can seamlessly cooperate with most trimmed routers, including for Bosch/Makita/Porter Cable/Ryobi. 4Designed with 1/4 thick clear hardened acrylic, that offers exceptional project visibility, while boasting a strong and highly durable option to suit any routing scenario. 5If you are using your handheld router to work freehand, you will understand the importance of seeing your woodwork/lines for simple inlay. 1 x Router Base Plate1 x Brass Centering Pin12 x Screw Condition: Item Type: Router Base Plate KitMaterial: Acrylic+BrassColor: As Pictures ShownThickness: Approx. 7.5mm / 0.3inDiameter: Approx.164mm / 6.5inSize of Middle Hole: Approx. 30.5mm / 1.2inCompatibility: Fit for Libby Fit for Bosch Fit for Makita Fit for Sears Fit for Fein Fit for MilwaukeeFit for FreudFit for Hitachi