Great for scraping large areas and hard to reach placesthis 3piece Putty Knife Set cleanssmooths and prepares for paint jobs Set is ideal for spackleputtycrack fillerstuccodrywall patchingcaulk and more Knives are made of durableflexible plastic that retains cleansharp edges and wont scratch or gouge surfaces Set includes 153 and 6 wide knives Specifications. Weight 425 lbs