Complex sentence: Based on agricultural knives, dadao have broad blades generally between two and three feet long, long hilts meant for "hand and a half" or two-handed use, and generally a weight-forward balance.
Split into simpler sentences: Based on agricultural knives, dadao have broad blades generally between two and three feet long. They also possess long hilts meant for "hand and a half" or two-handed use, and they generally have a weight-forward balance.