Cutting and breaking, drilling for extractors, cutting doors, cutting walls and windows, and drilling all core openings Drilling for extractors Drilling for plumbing extensions Drilling for ventilation openings Drilling for air conditioning openings Drilling for gas openings Drilling for civil defense openings Drilling for elevator openings Cutting concrete with a laser saw Cutting walls, cutting doors, cutting windows with a laser Cutting and breaking with a laser, drilling all core openings