Bohrcraft 17601410003 Stairway drill bit set HSS 3-piece DIN 335 Gr. 1 - 2A - 3A

Bohrcraft 17601410003 Stairway drill bit set HSS 3-piece DIN 335 Gr. 1 - 2A - 3A

Description

• Step drills made of solid, hardened HSS and ground according to the so-called.
• CBN method.
• The special shape of the drill bit allows all sizes to be used both centering and drilling.
• Features size designation, split point.
• Use of drill paste extends the life considerably.
• The step drill has a cylindrical shank.
• For automotive and electrical applications, mechanical engineering, switchgear and plumbing.
• Step drills are suitable for thin materials up to 2.0 mm sheet thickness, non-ferrous materials up to 4.0 mm sheet thickness.
• Suitable for most common materials such as sheet steel, stainless steel, plastics and non-ferrous metals.

Technical data

• 1 / 4-12mm (1mm)
• 2A / 4-20mm (2mm)
• 3A / 4-30mm (2mm)

Scope of delivery

• 3-piece
• In metal case