In terms of performance, extension drill rods must be used with careextension drill rod. Due to their extended length, there is a potential for whipping or vibration during operation, which can affect precision and may cause damage to the workpiece or injury to the operator. To mitigate this, many professionals employ steady hands, slow speeds, and gentle pressure while drilling. Some high-end models also feature anti-vibration technology or custom balancing to ensure smoother operation.