Double-flute drill bit DUOJET SDS+ 20×450 mm

Double-flute drill bit DUOJET SDS+ 20×450 mm

Application:

• Concrete, reinforced concrete, aerated concrete, granite, silicate brick, clinker, marble, brick masonry, stone.

Properties:

• Highest quality carbon steel with innovative blade design, dramatically improves the strength of the drill.
• Optimized cutting edge geometry with large opening angle for fast drilling.
• The unique shape of the spiral prevents the rapid release of dust.