Hammer Reversible carbide Tips suitable for Felder

13.8 x 13.8 x 2.5mm Solid Carbide Reversible Turn Blade Knives 1 Box (10 Pieces) Suitable for all FELDER, Hammer, FORMAT-4 Pack of 10 pieces of solid tungsten carbide reversible turn blades. Size - 13.8 x 13.8 x 2.5mm These High Performance, Solid Carbide Micro Grain Tips give Superior Tool Life in a wide variety of materials for all General Joinery in Hardwoods and Softwoods.