Electric hammer: Maximum output power: 850W Speed: 0-1000 rpm Number of impacts: 4,700 bpm Capacity: Concrete: 16 mm Steel: 13 mm Wood: 26 mm Operation mode: 4 modes Sound pressure level: 94 dB (A) Angle grinder: Power: 850W Size: 125 mm Press plate size: M14 Speed: 8000 rpm Adjustable speed: 3 gears Features: [Full copper brushless motor] Full copper wire winding motor, improves power, improves high temperature resistance, is not easy to burn the machine, and extends the service life of the machine. [Multi-purpose] Multi-purpose machine, suitable for concrete drilling, brick drilling, wall chiseling, etc. [Three major functions] One machine has three functions, electric drill mode, electric hammer mode, electric pick mode, to meet various work needs. [Alloy gearbox] High precision, multi-bearing linkage, reduce wear. [Accurate depth gauge] Accurate depth gauge, control drilling depth, more convenient operation. [360° adjustable handle], 360° rotatable, plastic handle. Ergonomic,