WARNER PLASTIC DISPOSABLE PUTTY KNIFE - 4"Lightweight 4" plastic spreader for one-time-use projects like spackle, joint compound, or surface filler. The flexible polystyrene blade has a chisel edge for fine spreading and light scraping, with no risk of rust or metal staining on porous surfaces. The wider 4" blade lets you cover broader areas in fewer strokes.
- Blade width: 4"
- Flexible yet tough polystyrene construction
- Chisel edge for fine spreading or light scraping
- One-piece molded handle and blade
- Disposable - no cleanup needed
- Won't rust or leave metal marks like steel blades
Tip: Best for water-based fillers, spackle, and joint compound. For aggressive scraping or solvent-based materials, switch to a metal blade.