Diamond abrasive lasts up to 100x longer than conventional bonded abrasive wheels Cut almost any material — steel, stainless steel, cast iron, rebar, stone, concrete block, brick, ceramic tile, composites and more Safer shatter-resistant core won’t blow apart like conventional bonded abrasive wheels Wheel retains its original diameter for a consistent cut — won’t shrink in diameter like conventional bonded abrasive wheels Lowest cost per cut — spend less time replacing wheels and more time working Reduced dust and debris during use Spyder Diamond Bite universal cut-off wheels feature a diamond abrasive edge, combined with a shatter-resistant steel core. Together, these ensure safe operation, reduced dust and debris and a much longer working life than typical wheels — up to 100x more cuts. For use on most materials including steel, stainless steel, cast iron, rebar, masonry, ceramic tile, composites, and more.