hss drill set,the detail as following:

drill size in drill set:(1/16"-1/2)*1/64"

drill set can be:
                    fully ground,half ground,roll fored
drills' color  in drill set:
                   bright,black,coffee,rain bow,titanium coated,double color
drills material in drill :
                   M35,M2,W9,W4,F4
drills point angle in drill set: 
                    118,130,135,multifork