WARNING: These are SDS MAX drill bits. Which is larger than SDS Plus they will not fit SDS Plus Rotary Hammers!! Use the 7 Piece CARBIDE TIPPED BIT, masonry drill bit set with any SDS Max 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 9 inches. Set includes (in): 1½ X 13, 1¼ X 13; 1⅛ X 13; 1 X 13; ¾ X 13; ⅝ X 13; ½ X 13