A pinning block is used to place an insect and labels at the proper height for our collection. It usually consists of three levels. The top level is used to pin the insect. The middle level is used for the data label. This contains information on where and when the insect was collected. The bottom level is the determination label. This usually indicates the order, family or scientific name of an insect. These are the things you will need for the pinning process. A pinning block, an Insect, Insect pins, and Insect labels.