Insect Pins (entomological), size 4, black enamel

Kostal professional-grade insect pins are excellent quality. They are made from tempered spring steel with fine sharp points, smooth black enamel finish, and durable nylon heads. These size #4 insect pins are 38mm long by 0.55mm diameter and are ideal for pinning large insects and butterflies. Approximately 100 insect pins per pack. Made in Czech Republic.