Our drills are made of stainless steel with high carbon. It assures enough hardness, good cutting efficiency and long life. But rather weak for rust.
Careful maintenance will be required to avoid rust and to assure along life.

Good Maintenance :

1.Immediately after use, drills should be dipped into anti-rust solution.
2.Stopper should be removed while cleaning and autoclave.
3.Blood and bones should be removed completely after use.
4.Use only refined water for autoclave.
5.Use drill stand while autoclave, do not put into sterilization bag directly