12000 RPM Hikoki TCT Blade is a cutting blade designed for use with power tools that operate at a maximum speed of 12000 revolutions per minute (RPM). Hikoki, formerly known as Hitachi Power Tools, is a reputable manufacturer of power tools and accessories. The TCT blade features teeth made of tungsten carbide, a hard and durable material that is ideal for cutting through various materials, including wood, plywood, laminates, and certain plastics.