Twist drills are rotary cutting tools that normally have two cutting edges and two flutes which are grooves formed in the body to provide cutting lips, to permit the removal of chips and to allow coolant or cutting fluid to reach the cutting action. They are identified by the:

Shank style - Straight or Taper

Length - Screw Machine, Jobber or Taper length

Material

Helix or Spiral of the flutes

We provide the following kinds of drill:

Din388 Standard

Din340 Standard

Din1897 Standard

ASME B.94.11-Jobber Length

Din345 GB 1438-85

Din341 GB1439

ANSI Standard

HSS Silver&Deming drills

Centre Drill

Masonry Reglar Helix

Wood drills bit

Fiat Woodboring Bit

SDS Hammer Drill

Our package: 10PCS each poly bag, 10bag(100PCS) into one box. Or as you need

We are looking forward to your inquiry.