Blade made of SK5 steel, Robust PVC handle with grip for greater comfort and grip, Hole in end of handle to add extension handle, Hook-stop for easy cuts, Triple-edged teeth for faster cutting, Sharper teeth with double-edged blades for greater speed. Total Length: 20-3/4” (527MM), Blade Length: 16" (400mm), Teeth per inch 5, Blade Hardness: 50HRc.