MK Diamond 164581 4.5-Inch by .080 width by 7/8-Inch-5/8-Inch arbor multipurpose blade cuts wood, plastic, steel, concrete, masonry and ductile pipe. The Fire Tiger Tooth diamond blade is engineered for use by Fire Fighters, Rescue, USAR, S.W.A.T. and Police. Applications include utilization as an emergency rescue blade and tactical entry tool. In time sensitive situations the Fire Tiger Tooth will provide quick and efficient cutting of a diverse range of materials such as masonry, concrete, roof tile, dry wall, stainless steel, wood, steel, copper pipe, stucco, PVC, plastic, rebar, tile backer board, corrugated roofing, polyethylene pipes and aluminum. MK Diamond's new Vacuum Brazed Technology is the secret to the Fire Tiger Tooth's effectiveness. Diamond particles are fused directly to the steel core creating the strongest heat resistant bond available when cutting without water cooling. Available in the most popular sizes, the Fire Tiger Tooth can be used on hand-held grinders, circular saws, chop saws and gas cutoff saws. Outlasting abrasive cutting discs 100 to 1 the Fire Tiger Tooth is not only time saving, but a cost effective cutting solution.