Bosch GBH 8-45 DV SDS-Max Professional Rotary Hammer features a strong motor enabling the delivery of 12.5 J of impact energy for a fast drilling progress and high material removal rate. Robust metal components provide added durability. It also includes constant speed, restart protection, rotation control clutch, speed selection, and vibration control for effortless and continuous work in time-intensive applications. Its perfect power-to-weight ratio enables it to easily perform many SDS-max tasks. This tool is intended for drilling up to 45mm in diameter and medium chiselling work in concrete and stone. It is compatible with various dust attachments. Supplied with: 1 x Auxiliary Handle, 1 x Grease Tube, 1 x Machine Cloth and 1 x Carrying Case. Specifications: Tool Holder: SDS-Max. Input Power: 1, 500W. Impact Rate: 1, 475-2, 700/bpm. Impact Energy: 12.5 Joules. Drilling Diameter: Concrete, Hammer Drill Bits 12-45mm, Opt. Appl. Range Concrete, Hammer Drill Bits 8-16mm, Concrete Breakth