The Micro 100 Cut-Off Blade is a 1-1/16" diameter carbide-tipped blade designed for cutting metal, plastic, and wood. It has 16 teeth and fits into a standard arbor. The blade is made from M2 high speed steel with TiCN coating for durability and longevity. It can cut steel up to 45 HRC hardness. The blade produces minimal burrs and provides clean cuts in a variety of materials. With proper use, this durable blade will provide smooth cutting action and long tool life.