Seco Tac-Ball The Seco 2180-00 Tac-Ball is a simple and durable field accessory designed to hold stake tacks securely during surveying and layout work. Made from rubber, it functions as a convenient pin cushion, keeping tacks organized and easily accessible while working in the field. Key Features • Rubber Tac-Ball used as a pin cushion for stake tacks • Compact, lightweight design for field portability • Keeps tacks organized and readily accessible