The Bosch EXPERT SDS plus-7X in 25mm diameter, 450mm length (Pack of 1) is a large-bore long-reach bit for the most demanding structural applications — 25mm provides maximum coverage for heavy anchor systems in reinforced concrete. 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: 25mm Length: 450mm Pack Quantity: 1 Contents: • Pack of 1