Faithfull Professional Filling Knife with a corrosion resistant stainless steel blade for long life. The blade is attached to a hardwood handle with brass rivets and its tang runs through the full length of the handle for added strength. Ideal for inserting filler into cracks or holes in wood or plaster. The extremely flexible blade produces a smooth finish on all fillers prior to sanding. The FAIST115 & FAIST116 filling knives can be used by Drywallers as Taping Knives