[High wear-resistant material]: This router bit is made of high-quality YG6 alloy cutter head with high wear resistance. Balanced precision for smooth operation. [Suitable for]: This drill bit is used for cleaning, grooving and planing the wooden table. The cleaning bottom bit can be used for cutting wood, particle board, compact board in plywood with these drill bits, could do floor, cabinet door, etc. [Rust and oxidation resistance]: This cutter adopts surface treatment, rust and oxidation resistance. High quality alloy blade by heat treatment, strong and durable [Professional Performance]: Our router bit allows you to achieve professional quality woodwork without splinters or chipped edges. Good for the home and avoid cutting metal. [High Hardness]: This drill bit is delicate and practical, high hardness, firm and strong, durable for long-term use. Precision balanced for smooth operation.8mmx57mm Tail CutterMade of high hardness YG6 alloy and 45carbon steel, stable and durable, firm and firm, delicate and practical. High-quality cutter head made of YG6 alloy with spray surface treatment, rust and oxidation resistance, high reliability, quality assurance and long service life.With exquisite details and incredible efficiency, it is lightweight but highly efficient, and the plastic box equipped with it is convenient to carry.