The Alpen SDS+ Rebar Drill Force X, 12.0mm x 160mm, provides exceptional drilling performance in reinforced concrete. With its 4 tungsten carbide cutting edges and progressive spiral design, this drill bit facilitates fast dust removal, and the dowel length indicator ensures accuracy in drilling depth. Size: 12.0mm x 160mm SDS-plus drill bit with 4 tungsten carbide cutting edges Progressive spiral design for enhanced dust removal Dowel length indicator for precise drilling depth