Made of: Made of high quality industrial grade carbon steel, which is heat treated. Ensures durability and wear resistance even in daily use; The cutter with an aggressive shear angle and extra thick carbide tips can carve perfect circular and oval shapes with a smooth finish. Easily make delicate bowls, trays and other wood projects with the highest precision! [Application]Carves circular and oval shapes on the wooden surface with a clean finish. perfect for making small bowls, coin bowls, jewellery boxes, fly and tackle boxes and more. perfect for gifts and decoration. Compatible materials: mainly used for cutting laminate, MDF, veneered plywoods, composites, hardwoods and softwoods. [Wide Compatibility]The bowl cutter can be used with hand, table and CNC cutters. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Type: Bowl and Tray Cutter Router bit; Colour:Photo Color Material:carbon steel Size:12mm Package Contents: 4 x Bowl & Tray Router Bit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.