Item Type: Corner Bead Router BitMaterial: Tunsten Steel AlloyProduct Specification: 1/4xR21ood Coatin: The coatin of the main body can better remove chips and reduce friction. To prevent the accumulation of wood chips, resin, and asphalt, the cuttin material should not have burrs. Efficient cuttin, and smoother rotation, fast operation, and hih hardness. 2Better Cuttin: The blue coatin with hih hardness and heat resistance enables the cuttin ede of the tool to maintain sharpness and lubricity. This can extend the service life and produce the hihest quality cuttin results. 3Wide Application: The corner bead router bit is very suitable for wood, MDF, particle board, plywood and other compact panels. 4Sturdy Desin: sturdy tunsten steel alloy casin with no backlash desin. The quality of tunsten carbide tip can improve strenth and maximum strenth. ood wear resistance and lon service life. 5Reliable Work: The main functions of the handle flat end millin cutter are cuttin, trimmin, and slottin. The non backlash desin of the blade is incisive and smooth, suitable for ede trimmin, and slottin.1 xCorner Bead Router Bit1 x Plastic Box