Bosch Expert 114mm holesaw delivers durability and long life in tough applications. Built with Bosch Carbide Technology, each tooth is laser-welded and ground for strength and precision. Special slot design improves visibility and enables fast plug ejection. Suitable for all-round trades work including tubing for electrician's wires, plumber's fresh and wastewater pipes, holes for sockets, light switches and junction boxes. For use with the Bosch PowerChange Plus keyless arbor with 105mm pilot drill bit (sold separately). Cuts Wood with Metal, Brick, Soft Tiles, Stainless Steel Sheets & Plastics PowerChange Plus Arbor Steel Slotted Barrel to Aid Removal of Debris For Use with 3-Jaw Chuck Machines on Rotary Action Bosch Carbide Technology Cuts Wood with Metal, Brick, Soft Tiles, Stainless Steel Sheets & Plastics PowerChange Plus Arbor Steel Slotted Barrel to Aid Removal of Debris For Use with 3-Jaw Chuck Machines on Rotary Action Bosch Carbide Technology