Excessive length intensifies deflection and vibration, which degrade cut quality and lead to tool breakage. Use a two-flute bit where fine finish is paramount. Two flutes balance the bit, eliminating vibration that degrades the cut finish. Two cuts per revolution yield a smooth surface, but…

This router bit has a 6.35mm shank (shaft) that will fit most small routers. Please ensure that you select a router bit with a shank (shaft) size that will fit into your router collet.   PRO-TECH router bits are manufactured in Taiwan.