The Stinger 3/4″ Plastic Cap Nail have an electrogalvanized ring shank. The flexible 3/4” inch round plastic cap head conforms to surface making it difficult for water to get under the cap. It can be used for roofing felt, sheathing, house wrap, polyethylene, roll roofing, re-roofing, chicken wire, wire lathe, and insulation. Available in 3,000 count cases.