A set of three tapered drill bits for drilling and enlarging holes in a variety of materials, especially thin sheet metal, fibreglass, upvc and most plastics. Featuring a synthetic diamond grit cutting edge permanently bonded to a tough steel body, this provides the necessary clearance for cutting at high speeds.

The Deep Cut saw features an increased depth of 51mm (2") and is ideal for cutting metal and tubes with a thickness of greater than 3mm, and wood up to 51mm (2") thick. High performance Diamond Grit Hole Saws are perfect for drilling holes in non-metallics and offer the ideal cutting solution for the toughest situations. Made to the highest standards with an extremely hard wearing toothed edge, giving your tool a longer lifetime. Duologi is the trading name of Specialist Lending Ltd, which is authorised and regulated by the Financial Conduct Authority (register number 774712). Hellers HSS, bi-metal hole saw kit is a great choice for numerous tradesmen, and electricians in particular.this comprehensive selection of twelve circular blades will cover quite a full range of installation and building requirements for both Trade. Our selection includes various sizes and shapes, allowing you to choose the perfect tool for your project needs. They are particularly suitable for plumbers, electricians and other installation engineers and an invaluable tool in the construction of flues, air vents and plumbing or electrical channels.

These hole saws will produce clean, accurate cuts time and time again and offer extended product life well beyond that of conventional tools.A versatile holesaw set, perfect for drilling holes at variable diameters in masonry, brick, plasterboard, plastic and tiles.