DeWALT 22mm x 540mm EXTREME SDS Max Drill Bit – DT9420-QZ

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.

• 22mm Diameter
• 400mm working length 
• 540mm total length