Hacksaw blade. High speed steel. High speed steel hacksaw blade offers a wavy tooth pattern for cutting wood plastic PVC soft metal and hard metal. For cutting 1/4-Inch to 1-Inch thick materials. Product Features:High speed steel hacksaw blade offers a wavy tooth pattern for cutting wood plastic PVC soft metal and hard metalFor cutting 1/8-Inch to 1/4-Inch thick materialsWavy tooth patternMade with high speed steel