DeWalt 1/2" 18ga. Staples 2500-Count, $8.49 USD/Box, LL Flooring (Lumber Liquidators)

Narrow crown finish staples, heavy duty enough for securing flooring and planks in place. Comes with 2500 staples. Specifications include chisel point, coated finish, 1/2-inch length, and 18 gauge with a 1/4-inch crown.