Diablo 3-1/4" x 7" SDS-Max Carbide Tipped Core Bit

Features: 

• Carbide teeth withstand impact and high heat applications for superior life and productivity versus standard core bits
• Spiral flute design for faster dust extraction that keeps the carbide teeth cooler for ultimate strength and durability
• Peak Point Tip design for aggressive starts that produce clean, fast holes
• Off-set carbide teeth produce fast, clean holes
• One piece design strengthens the bit extreme impact resistance and stability
• For drilling large holes up to 4" diameter
• Maximum performance in SDS-Max rotary hammers