Dewalt (DT9421-QZ) EXTREME® 22mm x 920mm SDS-max® 4-Cutter Drill Bit

Product Overview:

• 22mm drill bit.
• EXTREME SDS max concrete drill bits feature a solid two cutter carbide tip flanked by two individual cutting tips to deliver a fast and efficient drilling speed.
• The four flute helix removes debris efficiently to maintain a fast drilling speed.

Features:

• Superior carbide grade and geometry ensures greater resistance to breakage and premature wear to ensure maximum drill bit life and durability.
• For drilling reinforced concrete, masonry, natural and artificial stone.
• 4 flute helix with maximum flute entry enables faster debris removal, with the core being reinforced for optimum impact and breakage stability.
• Solid two cutter head is flanked by two individual cutting tips delivering a fast and efficient drilling speed.

Includes:

• (1) EXTREME SDS MAX 22mm x 920mm 4 Cutter Drill Bit.