Faithfull Varipitch Bi Metal Hole Saw

The Faithfull 177mm Varipitch Bi-Metal Hole Saw provides the largest cutting capacity in the range, perfect for substantial construction and major building services installations. At 177mm, this holesaw is ideally suited for large-scale ventilation systems, major drainage applications, and creating significant access openings through structural elements in commercial, industrial, and infrastructure projects. Featuring bi-metal construction with 8% cobalt content, this 177mm holesaw delivers exceptional heat and wear resistance for prolonged service life under the most demanding professional conditions. The precision-set teeth ensure aggressive material penetration whilst maintaining excellent swarf clearance, providing smooth, rapid cutting action even through thick, challenging materials. The 177mm holesaw excels across diverse substrates 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 handles both thin and thick gauge materials with confidence and precision. Features and Benefits: • 177mm diameter for maximum cutting capacity • Bi-metal with 8% cobalt for superior durability • Precision-set teeth for efficient cutting and swarf removal • Versatile across metals, woods, and plastics • Compatible with variable speed power drills Specifications: Size (mm): 177 Material: Bi-Metal Pitch: Variable Cutting Depth: 38mm Diameter: 177mm