T Slot Cutter 1/4 1/2 Shank Carbide Router Bit Lock Key Hole Milling Cutter
Tap and Die. Shank: 1/4" 1/2". and keyholes for hanging projects. routing the T-slot to reduce the stress on the bit. T-slot cuts produce a lot of wood. matching width to the upper part of the "T", be cut into the workpiece prior to.