Step Drills, Tube & Sheet Drills

Karnasch premium step drills, tube drills & sheet drills

One of the most comprehensive stock ranges of step drills, tube drills and sheet drills

Karnasch step drills are designed to produce perfect circular and simultaneously deburred holes in sheets up to 4 mm. The transition from one step to the other is used for chamfering or deburring the drill hole.

The Karnasch sheet and tube drills are designed for drilling sheets up to 4 mm. They are ideal for enlarging existing holes, drilling oblique holes and creating interlocking holes. The peeling cut produces almost burr-free holes on both sides.

HSS-XE step drills, sheet and tube drills

Karnasch HSS-XE step drills and HSS-XE sheet and tube drills are available in spiral or straight fluted versions. The special 3 surface shank provides excellent torque transmission, no slipping in the chuck and thus enables a significantly higher cutting performance.

All step drills, sheet and tube drills are available in the special BLUE-DUR coating or in TiN-GOLD coating. Tool coatings significantly increase tool life and are highly recommended for difficult materials such as stainless steels and for drilling without lubricant oil / cutting oil.

All step drills, sheet and tube drills come with lasered diameters in the spiral and are made of high alloy HSS-XE steel - for a hardness up to 68 HRC.

Karnasch step drills, sheet and tube drills guarantee smooth cutting, no getting caught in the material, low cutting forces, less burr formation and longer tool life.