High efficiency Electric Hammer Concrete Drill Breaker Kit Jackhammer Breakers
🔷 Impact frequency: 4500RPM. 📦 15CM drill bit 3 (8mm, 10mm, 12mm). 📦 Clamp drill bit 1. 🔷 Rotational speed: 800r/min. Only 48 hours before the end of the event! 📦 Dust cover 1. 📦 Lubricant box 1.