LASTS LONGER: Nickel alloy brazed diamond particles maintain sharpness to keep cutting after conventional carbide grit fail. CUTS 3X FASTER: A narrow kerf design enables thinner, faster cuts. STRAIGHT, CLEAN CUTS: Unlike bulky snap cutters, which crush pipes and leave ragged, uneven cuts, LENOX DIAMOND™ cuts clean Durable chrome alloy backing steel provides extra stability, Speed measured cutting 4" cast iron pipe at maximum speed vs. leading competitor.