The faithfull 29mm varipitch bi metal hole saw is an excellent diameter for plumbing work, electrical installations, and fixture mounting. This 29mm holesaw is perfectly sized for drilling holes for waste pipes, installing larger cable entry points, creating openings for standard plumbing fixtures, and general construction work requiring accurate, clean holes. Featuring bi metal construction with 8% cobalt content, this 29mm holesaw delivers exceptional heat and wear resistance for prolonged service life in demanding applications. The precision set teeth ensure aggressive material penetration whilst maintaining excellent swarf clearance, resulting in smooth, fast cutting action across diverse materials and thicknesses. The 29mm holesaw excels across a comprehensive range of materials including stainless steel, steel, aluminium, sheet metal, mild metal, non ferrous metals, cast iron, soft and hard woods, and pvc. Designed for use with most variable speed power drills, it cuts through both thin and thick gauge materials effectively. Features and benefits bull 29mm diameter for plumbing and electrical applications bull 8% cobalt bi metal construction for superior tool life bull precision teeth for aggressive, smooth cutting bull wide material compatibility for versatile use bull compatible with variable speed power drills specifications size mm 29 material bi metal pitch variable cutting depth 38mm diameter29mm