Milwaukee One Piece SDS-MAX Tunnel Bit

One Piece SDS-MAX Tunnel BitIdeal for drilling large holes where the depth of the hole exceeds the practicality of a core bitChisel and raker teeth are optimized for faster material pulverizationSDS-Max shank one piece design maximizes energy transfer, while the wide land and substantial core thickness makes these tunnel bits durable even in large hammersThe centering tip reduces bit walking for exact spot drillingThe three wide flutes create true round holes while ejecting debris fast