Blue Steel Taping Knife Set with Soft Grip HandlesDEWALT "big back" blue steel taping knives are designed and manufactured using nearly 20 years of input from professional finishers. They feature wider, thicker anodized backplates and large blades, so they can be loaded with more drywall mud versus standard sized blades. The blue steel blades provide precise flex. The blades are lightly lacquered for initial corrosion resistance. Comfortable, anti slip soft grip handles minimize fatigue for all day