Pionjar
(Pionjar) is a self-contained, gasoline-powered portable rock drill and breaker that combines a small two-stroke petrol engine, an air compressor, and a percussion mechanism into a single handheld unit. It requires no external hoses, generators, or air compressors. Rock Drilling: Drills vertical or angled holes (typically 28 mm to 42 mm diameter and up to 6 meters deep) using hexagonal drill steels with carbide or cross-bits.