4"

Features:

• 6.1 ft-lbs impact energy for fast drilling and chiseling
• SDS-max bit system enables tool-free, one-handed bit changes
• Vario-Lock with 12 chisel positions to optimize working angle
• Dual-mode selector for rotary hammer or hammer-only
• Service minder brushes indicate when maintenance is needed
• Includes auxiliary handle, grease tube, and carrying case