Accessories: - Rated speed (rpm) : 150-305; Product type: Drill hammer; Concrete drilling diameter (mm) : 12-45; Rated input power (W) : 1500; Drilling diameter of concrete core cutting machine (mm) : 125-125; Impact rate at rated speed (bpm) : 1380-2760; Penetration drill diameter (mm) for concrete: 80-80; Optional application range of concrete (mm) : 20-40; Single hammer force (J) : 12.5; Weight (kg) : 8.9; Drill holder: SDS max;