How many pieces in a bundle of 6x12x20'?

To determine how many pieces are in a bundle of 6x12x20', you need to know the size of each individual piece. For example, if each piece is 6 inches wide, 12 inches high, and 20 feet long, you would typically calculate based on the total length or volume of the bundle. If you provide the size of each piece, I can help calculate the number of pieces in the bundle.