WORKPRO 8-Piece SDS-Plus Carbide Rotary Hammer Drill Bit Set for Concrete | Carbide Tip, SDS+ Rotary Hammer Drill Bit Set, Storage Case, Special Flute Design，For Brick, Cement, Stone & Concrete

8-PIECE SDS-PLUS DRILL BITS - Set includes: 1/4 X 4-inch, 5/16 X 4-inch, 3/16 X 6-inch, 9/32 X 6-inch, 1/4 X 6-inch, 5/16 X 6-inch, 3/8 X 6-inch, 1/2 X 6-inch.

CARBIDE-TIPPED BIT - LUXEMBOURG IMPORTED, carbide-tipped crown bit heads more stable, harder, more durable, extra-long tool life. The SDS PLUS drill bit will drill holes in concrete faster and easier.

SPECIAL FLUTE DESIGN - The wider and deeper U-shaped flute design cleans debris out fast for easier, efficient drilling, work time longer.

GROOVES ON SDS PLUS SHANK - The shank has two types of grooves (TOTAL OF FOUR). The smaller grooves fix bit in the chuck. The larger grooves allow bits slipping in the chuck when working, enhancing the drilling torque and hammering energy.

MULTIPURPOSE - Concrete drill bits set is fully compatible with All SDS-Plus Rotary Hammer Drill, like BOSCH, Dewalt, MAKITA, Milwaukee, etc. Ideal for drilling holes in concrete, brick, stone and masonry.