The Bosch S922EHM Blades are part of the "Endurance for Stainless Steel" range. - Carbide Technology & Teeth Ground - For Inox / Stainless Sheets (2-4mm), Inox / Stainless Profiles (up to 100mm diameter) & Glass Reinforced Plastic / Epoxy (up to 100mm) Specification: Total Length : 150mm Tooth Spacing : 1.4mm / 18TPI