Bosch 2608833905 SDS Plus-5X Hammer Drill Bits 12.0mm x 100mm x 160mm (Pack Of 10) The Bosch 2608833905 is a pack of 10 SDS Plus-5X drill bits with a diameter of 12.0mm and a working depth of 100mm. SDS Plus bits offer highly efficient drilling in reinforced concrete and masonry. They have a 4-flute design which provides fast dust removal so the bit can slice through concrete and rebar quickly with reduced wear. The centring tip prevents wandering and geometrical form prevents jamming. Features: SDS plus-5X Drill Bit offers highly efficient drilling in reinforced concrete Geometrical form of the 4-cutter head prevents jamming and breakage for optimal results “Turn-angle” head and 4-flute design provide fast dust removal for increased drilling speeds and reduced wear Centring tip guides drilling from the start for efficient work and exact hole diameters Specification: Pack Qty: 10 Pack  Diameter: 12.0mm Working length: 100mm Total length: 160mm