MK Diamond Fire & Rescue Equipment includes a revolutionary line of blades called the Fire Tiger Tooth! This is a multi-purpose blade that uses vauum brazed diamond technology that produces a blade that can cut masonry, concrete, roof tile, drywall, stainless steel, wood, steel, copper pipe, stucco, PVC, plastic, rebar, tile backer board, corrugated roofing, polyethylene pipes, aluminum, nadar bolts, metal hinges, acrylic, padlocks, steel doors, lexan, hardened stainless shackles, chain link and window bar. This is amazing technology! Outlasts abrasive cutting discs 10 to 1!