3.175**22mm 2 Flutes End Mill Cutters, Cutting Tool Bits, Carving Tools, Milling Cutters, CNC Router Bits for Engraver

material:whole solid tungsten carbide

suitable machine:CNC machine and traditional router machine

spiral router bit is perfect for cutting mortises. The doule flute design helps keep the mortise clear of chips and shavings  while you cut.

Size:3.175shank*22cutting length