Back Home / Tools and Equipment / Blades / RECIPROCATING SAW BLADES 4″ X 3/4″ X .035″ 18 TPI 5/PKG RECIPROCATING SAW BLADES 4″ X 3/4″ X .035″ 18 TPI 5/PKG SKU: XST49 Categories: Blades, Tools and Equipment 8% cobalt steel, bi-metal. Tooth hardness of RC65-66. Shatter and shock-resistant teeth. Cut through the toughest materials. Retains tooth sharpness for increased productivity. High heat and extra wear resistant. 8% cobalt steel, bi-metal. Tooth hardness of RC65-66. Shatter and shock-resistant teeth. Cut through the toughest materials. Retains tooth sharpness for Case Quantity: 1 Log In For Pricing