1. Heavy curved metal frames are zinc plated ;
2. Corrosion resistant and feature a built-in scraper to remove stubborn stains ;
3. Durable blades are secured with rust resistant screws ;
4. All floor swueegees use straight or tapered handles , depending on choice of lengths ;
5. Fits industrial , professional and commercial use ;
6. Replacement rubber blades sold separately ;
7. Curved rubber blade , prevent the water running away .