1in

Features:

• SpeedXtreme durability – engineered for up to 50% more durability in tough concrete applications
• 100% carbide, four-cutter head for long life when drilling reinforced concrete and hard aggregate
• Diffusion-bonding technology delivers up to 5X life vs. competitors
• Efficient power transfer with 180° cutting diameter design
• SDS-max shank for use with rotary hammer drills