AV00170029
23,65 €
Product Description
The Bohrcraft SDS-plus QX-4 professional 4-cutter hammer drill bit 8 x 310/250 mm is engineered specifically for drilling in reinforced concrete, natural stone, and hard masonry. Its solid carbide head with a 4x90° symmetrical cutting geometry prevents snagging or breakage when striking rebar. Certified with the official PGM (Prüfgemeinschaft Mauerbohrer) mark, guaranteeing exact tolerance hole diameters required for ETA-approved anchor and fixing installations.
Features and Benefits
- Solid carbide 4-cutter head prevents jamming and seizing in rebar-reinforced concrete
- Integrated centering tip ensures instant precision starting without wandering
- Quadruple 4-flute flute geometry accelerates dust extraction and dampens vibration
- Reinforced core maximizes impact energy transmission from machine to drilling tip
- PGM-certified for safety-critical heavy-duty anchor installations
- Ideal for reinforced concrete, hard concrete, granite, and dense masonry
Technical Data
- Item number: 26120508031
- Diameter: 8 mm
- Total length (L1): 310 mm
- Working length (L2): 250 mm
- Shank: SDS-plus
- Head design: solid tungsten carbide head
- Cutters: 4 cutting edges (QX-4)
- Certification: PGM (SicherSafe)