The Milwaukee® LHS 1-1/4" 4-Cutter Fluted Bit is a fast, durable choice for deep drilling of a 1-1/4" hole. The 18" bit offers a full 17"extension and can be coupled with 11" extensions (48-20-5079) for extra-deep applications. Simply choose the SDS-MAX or spline drive shank to suit your hammer. The patented 4-cutter
head offers durability against unintended rebar impacts.
The Large Hole Drilling System offers maximum versatility to suit a variety of jobsite applications, hammers and depths. Simply choose an LHS core bit, tunnel bit or 4-cutter fluted bit in the size you need and add a spline shank or SDS-MAX shank adapter.