and high quality .Industrial quality router .Solid hardened steel bodies with anti design.-up & heat resistant PTFE coating. & Shear Angles: High & shear angles allow (C3 -grain Tungsten Carbide) to smoothly into producing clean, splinter free;: Totally enclosed & lubricated.Item: 1/2 Inch Router Bit Diameter: 12.7MMBalance: +/- .003inch toleranceRussia, Ukraine, , , , Pakistan, and other countries mainly use 6mm, 8mm and 12mm handles; woodworking milling cutter handles include: 3mm, 6mm, 1/4inch(6.35mm), 8mm, 12mm, 1/2inch(12.7mm)The , Britain, and other European and American countries mainly use 1/4 handle and 1/2 handle;color:BlackMaterial:steelsize:1/2inch x 18 x 35 x 140mmPackage Contents:1 x Cleaning Bottom 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.