Metabo KHE 5-40 SDS Max Combination Hammer Drill The KHE 540 SDS-Max Combination Hammer with 2 functions: hammer drilling and chiselling from Metabo provides fast and continuous working thanks to a high impact power of 400 J/s and VTC electronics for constant speed under load. Metal gear housing and a high performance motor with optimised hammer action provide high longevity and reliability. \"Metabo MVT\" (Metabo Vibration Technology) offers the best possible operator safety and comfort. FEATURES Combination hammer with 2 functions: hammer drilling and chiselling Metabo VibraTech (MVT): integrated damping system and side handle to reduce vibrations in order to protect the user\'s health Vario-Tacho-Constamatic (VTC)-Full Wave Electronics for work with materials requiring customised speeds, which remain constant under load Thumbwheel for preselection of the speed and impact rate Electronic soft start for precise spot-drilling Optimum heat dissipation and low weight thanks to die cast magnesium gear housing Metabo S-automatic safety clutch: mechanical decoupling of the drive for safe working should the drill stop unexpectedly Wear Indication for Carbon Brush SPECIFICATION Max. Single Blow Energy (EPTA): 7.5 J Maximum Impact Rate: 3200 bpm Rated Input Power: 1010 W Drill ø Concrete With Hammer Drills: 40 mm Drill ø Masonry With Core Bits: 90 mm No-Load Speed: 200 - 350 rpm Bit Holder: SDS-Max Collar Diameter: 60 mm Weight (Without Power Cable): 6.2 kg Cable Length: 4 m Part No. 110v: 600687390 Part No. 240v: 600687000 NOISE & VIBRATION Sound Pressure Level: 95 dB(A) Sound Power Level (LwA): 106 dB(A) Uncertainty of Measurement K: 3 dB(A) Vibration Hammer Drilling Concrete: 13.5 m/s² Uncertainty of Measurement K: 1.5 m/s² Vibration Chiseling: 11.5 m/s² Uncertainty of Measurement K: 1.5 m/s²