T-slot cutters enable the milling of precise T-slots for screw, guide, or clamping systems. Ideal for workbenches, milling tables, jigs, or DIY accessories with T-slot rails. The characteristic undercut holds screws or T-nuts securely in the slot. Suitable for routers and CNC machines – available in various sizes to fit common systems such as M6, M8, or 1/4-inch. For precise, repeatable workshop solutions.