Replaces 24 Individual Drill Bits Automatically Deburrs Holes as you Drill!
These Speed Drilling Tools aresuitable for drilling of thinner stainless steel, carbon steel, aluminum plate, iron plate, and other materials. Theyadopt groove designthat helps the electric drill clamp it more firmly and prevent sliding or falling off during rotation.These bitscan process different kinds of diameter holes,which greatlysaves you a lot of trouble!
24 SIZES IN 3.The bits set includes three standard step drill bits that can replace 24 individual drill bits, you can process 24 different kinds of diameter holes with the three pieces
HSS & TITANIUM COATING.High-speed steel makes it last longer than others, titanium coating ensures easily cut through steel sheets, aluminum sheets, copper & plastic & wood board and many other types of sheet metal with ease, and it can automatically deburr holes while drilling to keep the drill bit clean
WIDE APPLICATIONS.It's economical and easy to store, The hexagonal shank can be wedged in lots of electric tools such as the electric screwdriver. New Design and Smoother cutting.