MK Diamond 164581 4-1/2-Inch Fire Tiger Tooth Diamond Demolition/Fire Rescue Blade Fire Tiger Tooth multipurpose blade cuts wood, plastic, steel, concrete, masonry and ductile pipe Available in most popular sizes and can be employed on hand-held grinders, circular saws, chop saws and gas cutoff saws Diamond particles are fused directly to the steel core creating strongest heat resistant bond available when cutting without water cooling Outlasts abrasive cutting discs 100 to 1 the Fire Tiger Tooth is not only time saving but a cost effective cutting solution