Description
Carbide-tipped hammer drill with 4 cutting edges and SDS-plus shank. Square 4x90 deg head geometry with equal-height tips and stable shoulders provides accurately dimensioned holes.

Advantages
- Four-flute design supports low-vibration drilling and stable guidance
- Radially shaped reinforcement protects against jamming on reinforcing steel
- Short spiral starts support smooth dust evacuation
- Wear marks indicate suitability for plug-hole drilling
- 4x4 design minimises wear and loss of frictional grip

Construction
- Sizes 5x110 to 28x450: One-piece solid carbide head with 4 cutters
- Sizes 30x450 and 32x450: Three-piece carbide head with reinforced centre point and wear-resistant auxiliary cutting edges

Application
For drilling concrete, natural stone and masonry.

Technical Data
- Drill diameter: 25 mm
- Overall length: 450 mm
- Working length: 400 mm
- Number of cutting edges: 4
- Shank: SDS-plus
- Tip material: Carbide