8-piece professional hole saw kit designed for cutting holes in soft materials. Item: Hole saw cutter tool set, typically made of high-carbon steel. Sizes: Includes saws in diameters ranging from 64mm (2-1/2") to 127mm (5"). Applications: Ideal for woodworking, drywall, plaster, and plastic up to 25mm thick. Components: Set includes 5 hole saws, 2 mandrels, a pilot drill bit, a drive plate, and a hex key. Safety: The kit requires appropriate protective gear and careful use, as the tools can be dangerous.