SDS Max Drill Bits for Fast Concrete and Rock Drilling (1 Size) Size:1-1/2 in. x 26 in. Choose sizes ranging from 4

Choose sizes ranging from 4 to 7 inches

Aggressive Cutting

Premium quality ductile iron and steel cutting diamond blades by Archer PRO

Electroplated diamond strips on both sides for grinding

5-inch block

SDS Max Drill Bits for Fast Concrete and Rock Drilling (1 Size) Size:1-1/2 in. x 26 in. Choose sizes ranging from 4Buy on Amazon Archer PRO SDS Max Drill Bits for Fast Concrete and Rock Drilling Premium Quality SDS Max Drill Bits for Fast Concrete and Rock Drilling by Archer PRO. American designed for high performance and long life at an affordable price. Ideal for both professional contractors and DIY home users. High quality 4 Cutter carbide tips, 50% more aggressive than regular 2 cutter bits. Twist Rotary Drill Bit SDS Max Shank