The Alpen SDS+ Rebar Drill Force X, 10.0mm x 160mm, is designed for high efficiency in reinforced concrete drilling. This bit features 4 tungsten carbide cutting edges and a progressive spiral design that allows for quick removal of drilling dust, along with a dowel length indicator for precise depth control. Size: 10.0mm 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