This is a brand new, adjustable hole saw kit designed for cutting clean holes in various materials. It features an adjustable range of 45-130mm, making it versatile for different projects. Perfect for use with electric drills or bench drills.

The kit is ideal for cutting plasterboard, board plastic, bamboo fiberboard, plywood, multilayer board, particle board, and aluminum plate. It comes in its original, unopened packaging, ensuring it's ready for immediate use.