Drill bits are cutting tools used to create cylindrical holes, almost always of circular cross-section.

Bits are held in a tool called a drill, which rotates them and provides torque and axial force to create the hole.

Specialized bits are also available for non-cylindrical-shaped holes. 

HSS drill Standard : DIN 338 (jobber series)

This drill bits for cutting through hard metal, like stainless steel, aluminum alloy, and titanium alloy

Precision grinding inclined blade helps ensure fast drilling, impressive cutting power, and excellent chip removal

Black oxide provides corrosion protection.

It increases tempering, relieves stress, reduces chip welding and galling, aids in retaining lubricants, and they are very economical.

Surface Finish  : Black

Shank             : Straight Shank Drills

Flute               : N or Va