The 19mm draper expert bi metal hole saw is perfectly sized for creating holes for standard electrical conduit and cable entry points. This compact diameter makes it ideal for electrical installations, light switch back boxes and data cable routing where precision is essential. Engineered with bi metal construction featuring 8% cobalt added, this 19mm hole saw delivers exceptional strength when cutting through sheet steel, stainless steel and non ferrous metals. The integrated sprung arbor provides quick waste release, whilst the 1 4 hex shank ensures secure fitment in your drill. The 10mm depth collar offers precise control during operation, and the high quality steel construction helps to prolong the cutting edge for extended tool life. Features and benefits bull 19mm diameter ideal for electrical conduit and cable entry applications bull bi metal with 8% cobalt added for extra strength bull 1 4 hex shank and 10mm depth collar with integrated sprung arbor for quick waste release bull high quality steel construction prolongs cutting edge bull suitable for sheet steel, stainless steel and non ferrous metals contents bull 1 x bi metal hole saw with integrated arbor, 19mm