This universal holesaw set from Makita is designed for professionals like plumbers, electricians, carpenters, and general builders. It can cut through a variety of materials including vitrified, bricks, plasterboard, plastics, melamine, hardwoods, chipboard, and MDF. The holesaws are robust and durable, featuring strong TCT teeth for excellent results. The set includes 6 holesaws (22mm, 35mm, 51mm, 57mm, 64mm, and 76mm), a 10x100mm pilot drill, an 8x100mm TCT pilot drill, and a 13mm hex shank adapter for 19-105mm diameters. It also comes with an SDS PROTEct arbor and is supplied in a durable metal carry case. The Quick Release pilot drill and core body allow for quick size changes and safer user operation, while the enlarged boring chamber and waste exhaust slots ensure speedy drilling with minimal vibration due to optimized body geometry.