SDS max Breakthrough Tunnel Bits (SDS max Concrete Milling Cutters)

Features:

One piece carbide tipped SDS max breakthrough tunnel bits
Ideal for drilling large holes where the depth of the hole exceeds the practicality of a core bit
Optimized Chisels and raker teeth for faster material pulverization
One piece SDS max shank design maximizes energy transfer
Wide land and substantial core thickness makes bits durable even in large hammers
Centering tip reduces bit walking for exact spot drilling
Creating true round flutes
Wide flutes eject debris fast