Lasts up to 50x longer than bosch 2608580408 hole saw in tough materials cutting holes in sheets of steel is not like other hole saw applications'. '.strtoupper('i')n industrial settings, or when working on vehicles, you have to be extremely precise – but at the same time the material is hard and destroys traditional bimetal hole saws'. '.strtoupper('t')he expert sheet metal solves all these issues in one compact piece of high quality engineering'. '.strtoupper('t')he expert sheet metal is made from a single cylinder of turned metal for ultimate stability, robustness and accuracy'. '.strtoupper('e')xtreme durability and the ability to cut the hardest grades of steel comes from its carbide teeth, which are individually sharpened and brazed onto the body'. '.strtoupper('t')his hole saw packs all the best qualities into its short stature it is long lasting, accurate, and optimised for quality sheet metal work'. '.strtoupper('f')or use with the bosch power change plus keyless arbor offering accuracy and robustness tested in bosch labs according to bosch standard procedures'. '.strtoupper('f')eatures and benefits bull lasts up to 50x longer than bosch 2608580408 hole saw in tough materialsbull exceptional durability is built in with bosch carbide technology bull for use with the bosch power change plus keyless arbor offering accuracy and robustness bull ideal for cutting neat holes up to 5 mm in depth, for example for tubing for electricians’ wires and plumbers’ fresh waste water pipes and holes for sockets, light switches and junction boxes bull best for metalworkers long lasting and precise specifications diameter mm 40 working length mm 5