• An essential tool for construction, maintenance and rescue works of railway.
• Electric motor, match with the hollow drill.
• Drilling fast, precise, easy handle and safe.
Electric engine power : 0.75 kw
Voltage: three-phase 380V or Single-phase 220V
Hole diameter: φ9.8~31 mm
: 200 r/min
Drilling efficiency: less than 30 seconds per hole
Precision of drilling diameter : less than ± 0.5 mm
Precision of drilling position : less than ± 1 mm
Dimension: (L × W × H) 695 × 230 × 395mm