The Alpen SDS+ Rebar Drill Force X, 5.0mm x 110mm, is designed for efficient drilling in reinforced concrete. It features a high-performance SDS-plus shank with 4 tungsten carbide cutting edges for durability. The progressive spiral design allows fast removal of drilling dust, while the dowel length indicator ensures accurate depth control. Size: 5.5mm x 110mm SDS-plus drill bit with 4 tungsten carbide cutting edges Progressive spiral design for enhanced dust removal Dowel length indicator for precise drilling depth