factory price straight shank hss twist drill bit for metal

bit for metal / drill bit for metal / hss twist drill bit

       HSS drill bits are metal drill bits with rolling or fully-ground from solid heat resistant high speed steel produced.

      The drill ,a high speed steel bit,comes in many sizes,as well as shapes and functions.Usually,the shape for most bits is the twist form.The front edges cut the material while the spirals remove the debris from the hole.Twist brill bits are normally made of alloys and are designed for a specific task.

HSS twist drill bit

1. Process: Rolling or Milling or Fully Ground

2. Surface Finishing:  Bright, Black, Tin, Black White

3. Size available:  from 0.3-13mm

4. Degree: 118 degree, normal point angle or 135 split point

       In all rotary and percussion drilling machines and in machines for mechanical processing;For drilling in Stainless steel, steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastics.