and high quality . Using for hand making a drawer or other woodworking. Industrial quality router bits . Solid hardened steel bodies with anti design. -up & heat resistant coating. Hook & Shear Angles: High hook & shear angles allow to smoothly into producing clean, splinter free. : Totally enclosed & lubricated. Item: 8mm Router Bit Carbide tip: YG6X Balance: +/- .003inch tolerance Body: Solid Hardened Steel Blade: Industrial grade Mini grain carbide Cutter: ground to a 600 grit, mirror-like finish Colour:silver Material:steel Package Contents: 5 x Router Bit(2.8/3.0/3.2/3.5/4mm) Only 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 . The measurement allowed is +/- 1-3cm.