These bits has a back-cutter which allows milling of both the front and back of the panel in the same cut. An additional 31,7mm (1-1/4") diameter bearing promotes safety by allowing you to take two shallow passes by using the Ø89mm (3-1/2") bit only.
||Shank Size (S)
||Max Cutting Joint Thickness (T)
||Cutting Diameter Imp'l (D)
||Overall Length (L)