WARNING: These are SDS Plus drill bits. Which is a smaller shank than SDS Max they will not fit SDS Max Rotary Hammers!! Use the 6 Piece CARBIDE TIPPED BIT, masonry drill bit set with any SDS Plus rotary hammer! Perfect tool for drilling into concrete, brick, tile, etc. 4 High grade Carbide Cutting points for RAPID and PRECISE drilling. FORGED from high-speed steel and precision tempered, these bits are designed with long lasting performance in mind!! All drill bits 13 inches in length; Maximum drill depth 10 inches. Set includes (in): 1¼ X 13; 1⅛ X 13; 1 X 13; ¾ X 13; ⅝ X 13; ½ X 13