Koniska plåtborr

Conical sheet metal drill, set of 3 parts.
Material: HSS/M2
Surface treatment: Glossy finish.
Sizes: 3-14, 5-20, 16-30.5 mm.
Mount: 1/4" quick release (hex).

Step drill for thin metal.
Material: M2, HSS.
Surface treatment: Glossy.
Step dimensions:
4-12 mm: 4, 5, 6, 7, 8, 9, 10, 11, 12 mm.
4-20 mm: 4, 6, 8, 10, 12, 14, 16, 18, 20 mm.
4-30 mm: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30 mm.
Drill capacity: Material thickness 4 mm.
Attachment: 1/4" bit attachment (hex).

Step drill in 11 steps.
Material: M35, HSS-E, 5% cobalt
Surface treatment: TiALN
Step dimensions: 6.5, 8.5, 10.5, 12.5, 16.5, 20.5, 25.5, 29.0, 32.5, 36.5, 40.5 mm
Mount: Tri-flat mount (9.75 mm)

Step drill in a set of 3 parts.
Material: M2, HSS.
Surface treatment: Glossy.
Step dimensions:< br>4-12 mm: 4, 5, 6, 7, 8, 9, 10, 11, 12 mm.
4-20 mm: 4, 6, 8, 10, 12, 14, 16, 18, 20 mm.
4-30 mm: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30 mm.
Drill capacity: Material thickness 4 mm
Attachment: 1/4" bit attachment (hex).

Groove design: 2 grooves, 20° taper angle.
Shaft: Cylindrical shank.
Application area: Step drill in 1 to 3 mm range for recording holes in sheet metal, plastic, laminate etc. Leaves burr-free cuts without deformation.

HSS step drill that drills evenly in several diameters with one drill bit. For drilling in pipes and profiles made of metal, non-ferrous metals, aluminium, plastics, etc. Pre-punching is not necessary as the split tip provides an easy start. CNC ground spiral grooves enable optimized chip removal and less vibration, for smoother drilling. 3D shank for secure clamping in drill chuck.