Broca de corona SDS max-5 Bosch Professional, 55 mm, de una pieza, larga (broca hueca para martillos perforadores)

When you need to cut precise, large-diameter holes in reinforced concrete for electrical installations, pipe laying, or ventilation ducts, the Bosch Professional SDS max-5 Core Cutter is the tool that gets the job done. This 55 mm hollow drill bit is engineered for rotary hammers equipped with SDS max shank, delivering fast, clean cuts with minimal effort. Its one-piece, long design provides stability and depth, making it ideal for through-holes in walls and floors.

Key specifications

• Diameter: 55 mm
• Working length: 80 mm
• Total length: 170 mm
• Shank type: SDS max
• Construction: One-piece, long
• Cutting material: Carbide
• Integrated pilot drill: Yes
• Application method: Dry drilling
• Dust ejection slots: Yes
• Suitable materials: Concrete, masonry, natural stone
• Compatible tools: Rotary hammers (SDS max)

Why choose it

The SDS max-5 series is known for its robust build and high cutting performance. The carbide cutting edges maintain sharpness, while the integrated pilot drill ensures accurate centering from the start. The dust ejection slots speed up the drilling process by clearing debris efficiently, so you spend less time on each hole. Whether you are a professional electrician, plumber, or construction worker, this core cutter reduces fatigue and increases productivity on site.

Ideal use cases

• Electrical installations: creating chase holes for cables and conduits
• Pipe laying: drilling passages for water or gas pipes
• Ventilation ducts: cutting large openings in walls and ceilings

Good to know

Use this core cutter with a rotary hammer that has an SDS max chuck. For best results, apply steady pressure and let the tool do the work. Always wear appropriate personal protective equipment. The one-piece construction means there are no separate parts to lose, and the long version gives you extra reach for thicker materials.