Looking for a tool that drills perfect diameter hole? Introducing the Hole Saw, the electric drill attachment that allows you to drill a perfect circle hole on most of the wood,alloy, iron and plastering work to provide faster, longer-lasting cutting action.. It comes with 13 different diameters of hole saws:(19mm, 23mm, 25mm, 32mm, 38mm, 44mm, 54mm, 64mm, 76mm, 89mm, 102mm, 127mm)
It is a useful tools for easy and fast drilling of thin plate in various material. Made of 50# steel and a hardness test of HRC-48. It is practical, easy to install & simple to use. Suitable for both electric drill and bench drill. Perfect for drilling plaster ceiling for downlight and spotlight purposes. Sharpen the hole saw using a file to make sure it is at optimum condition to perform a smoother cut.