The Bosch EXPERT SDS plus-7X in 13mm diameter, 165mm length (Pack of 1) suits heavier 13mm anchor bolt and fixing applications in reinforced concrete, where a larger bore is needed for high-load fixings. Features and Benefits: • Lasts up to 3x longer than Bosch SDS plus-3 Drill Bits • Full Carbide Head 4-cutter tip — punches through rebar without jamming • Bosch Carbide Technology for exceptional tip durability • Special welding process bonds flute to carbide head • Fits all SDS plus rotary hammers Specifications: Diameter: 13mm Length: 165mm Pack Quantity: 1 Contents: • Pack of 1