CMT's chrome construction/demoltion/rescue saw blade is for use by rescure/emergency squads and fire departments to cut wood, wood with nails, non-ferrous and sheet metal. Use this blade on portable saws. All prices are per single blade unless an item number has a dash(-) and then a number at the end which designates the number of included blades. Select your item(s) below then click Add to Cart.CMT's Chrome Blades - designed for professional woodworkers who require high precision and durability from their saw blades. Special chrome carbide reduces tooth abrasion, whereas the chrome plated body protects against rust, corrosion and guarantees longlasting performance. Teeth are made from a specially formulated industrial chromium micrograin carbide which stays sharper longer by reducing cutting edge abrasion, improving cut quality and tool life.