REPAIR: Chisel | Rangate Knot Filler for Wood RepairRangate Chisel for Knot Filler Note: We offer a significant discount on this tool when you buy a Rangate Knot Filler ReadyBox Wood Repair Set. Use our 2" wide chisel to remove the excess from your wood repairs after applying the Rangate Knot Filler. With a flat bottom and wooden hand grip, it chisels off only the thin excess top filler of a repair. The high quality strong steel blade can be re grinded or polished many times should it be worn over time