"SDS Max Core Bit With Shank, Size 3 9/16 In, Drilling Length 7 In, Max Core Size 2 5/8 In Depth, Overall Length 12 In, For Use With SDS Max Rotary Hammer DrillsFeaturesApplication: Concrete DrillingDrilling Length (In.): 7Item: Core BitSize (In.): 3-9/16Overall Length: 12"""