Spinnex Sds Plus 12Mm X 310Mm Quad Cutter Masonry Concrete Hammer Drill Bit

SDS Plus Quad Cutting Bits. Suitable for Masonary, Concrete, Brick and Blocks. Quad Cutting Tips ensure roundness of hole making it easier to fit anchors.
Accurate and round holes ensure greater holding for anchors and fittings. Double spiral flutes for quick dust removal.

Features:
Self-centering tip for clean entry and fast starts - stays sharp longer        
2 X longer life than our standard Hammer Drill bits
Dynamic drill ability secondary cutters protect the drill bit in the event of reinforcement collision
U flute design for faster, more efficient dust removal.
Premium steel improves core strength for maximum durability
and extended life.
Professional quality for efficient and fast hammer drilling in hard
materials like concrete, granite, brick and other similar building materials.

Specifications:

12mm x 310mm SDS Plus Drill Bit