Description 3-pc. set of step drills type 425:

The step drill is suitable for the most common materials: non-ferrous metal, sheet steel up to 4 mm, thermoplastic and duroplastic plastics. The controlled reaming of a hole can be drilled with these steps, especially in finished material this can be very important.

Component properties:

• Contents: 1x 4.0tm 12mm - 1x 4.0tm 20mm - 1x 4.0tm 30mm
• Supplied with ABS cassette