The Kwb 5-piece set of wood and metal saw blades includes versatile, high-quality blades for a variety of applications. The set includes an HCS wood blade (153 mm), an HCS construction wood blade (153 mm), an HCS green wood blade (240 mm), and two bi-metal blades (152 mm and 229 mm). The blades are suitable for cutting sheet metal, green wood, firewood, and hardwood. The strong, hardened steel ensures exceptional stability and durability. Precisely ground, set teeth enable stable cutting without jamming. The 1/2'' universal shank fits all commercially available saws and electric jigsaws.