The 35mm draper expert bi metal hole saw is the go to choice for creating holes for door locks, larger pipe penetrations and hvac installations. This substantial diameter makes it ideal for cylinder locks, pipework and ventilation grilles where a larger opening is required. Constructed from bi metal with 8% cobalt added, this 35mm hole saw provides exceptional strength for demanding applications on sheet steel, stainless steel and non ferrous metals. The integrated sprung arbor facilitates quick waste release, minimising downtime during multi hole projects. With a 1 4 hex shank for secure drill fitment and a 10mm depth collar for precise depth control, the high quality steel construction ensures a prolonged cutting edge for reliable, long lasting performance. Features and benefits bull 35mm diameter perfect for door locks and larger pipe penetrations bull bi metal with 8% cobalt added for superior strength bull 1 4 hex shank and 10mm depth collar with integrated sprung arbor for quick waste release bull high quality steel construction for extended cutting edge life bull ideal for sheet steel, stainless steel and non ferrous metals contents bull 1 x bi metal hole saw with integrated arbor, 35mm