What is a Countersink Bit?
A countersink bit is a type of drill bit that allows you to widen the entrance to a pilot hole so that the screw head is flush with the surrounding metal rather than sticking out on top of it.
Magnetic Drilling Machine - Smarter Solution for A Smarter Output
3keego Magnetic drilling machines have a wide range of specifications to choose from depending on what type of working condition. From the smallest holes to a large working space, 3keego gets it for you.