Bosch GBH 5-40 D SDS-Max Professional Rotary Hammer features robust metal components and an optimised lubrication system for increased durability. Its lightweight and compact design makes it ideal for work in hard-to-reach places. The strong motor enables the delivery of 8.5 J of impact energy for a fast drilling progress and high material removal rate. This tool is intended for drilling up to 40mm in diameter as well as light chiselling work in concrete and stone. It is compatible with various dust attachments. The GBH 5-40 D Professional also features a Rotation Control Clutch and Speed Selection. 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, 100W. Impact Rate: 1, 500-2, 900/bpm. Impact Energy: 8.5 Joules. Drilling Diameter: Concrete, Hammer Drill Bits 12-40mm, Opt. Appl. Range Concrete, Hammer Drill Bits 18-32mm, Concrete, Breakthrough Drill Bits 45-55mm, Concrete with Core Cutters