Bohrcraft 17601330003 Stairway drill bit set HSS-G 3-piece - Gr. 1-2A-3A

Bohrcraft 17601330003 Stairway drill bit set HSS-G 3-piece - 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.
• Robust quality for industry and craft.
• For normal use and long life.

Technical data

• 1 / 4-12mm (1mm)
• 2A / 4-20mm (2mm)
• 3A / 4-30mm (2mm)
• Material: HSS-G
• Shaft: Cylindrical with 3 flat surfaces
• Range: 4.0 - 30.0 mm
• Weight (kg.): 0.38

Scope of delivery

• In plastic ABS case
• 3-piece