BBC 16W Rock Drill
BBC 16W Rock Drill. water flushed, pusher leg mounted rock drills are designed for driving drifts and tunnels with a small cross section. These wellproven rock drills are recognized for their high performance and reliability. They are intended for use for hole diameter range of 27 to 41 mm (11 5/8 in)with Hex 22 (7/8 ...