Downcut spiral router bit with 1/4 inch and 1/8 inch cutting diameter, 1 inch cutting length, extra long 3 inch for lengthSOLID CARBIDE : The down-cut spiral router bit is made of solid carbide. Clean surface, , no glitches. Spiral used for side milling, end milling, finish machining, etc. End can smoothly upcut groove and slots, mortises, cycles and dados with clean edge and top surface, straight .The End Router apply to various wood: such as Plywood, OAK, MDF, and any hardwood working and Long service life for sharp. And also for carbon steel, soft alloy steel, tool steel, iron, aluminum alloy.The router bit suit for router and any plunge routers with 1/4 inch collet.Material: Carbidecolour: silverPackage Contents:1 x router bitOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.