Description

The DT9446-QZ is a DEWALT EXTREME 45mm SDS-Max 2-cutter drill bit for 45mm structural penetrations in reinforced concrete. Specified for large pipe sleeves, major conduit penetrations, and specialist structural applications where 45mm drill diameter is required.
EXTREME 2-cutter carbide head at 45mm. Four-flute helix for debris removal. Compatible with powerful SDS-Max rotary hammer drills.
Suitable for specialist civil engineering, M&E, and major structural penetration applications in reinforced concrete.