Power Pro Metal Screws, Self-Drilling, Hex Head, 8-18 x 1-In., 127-Ct.
Powerpro, 127 count, 8-18 x 1", hex washer head self drilling metal screws, star drive & pro-stick bit prevent cam-out & increase stability while driving, self-drilling tip means no pre-drilling, quickly penetrates metal up to 1/8" 11 gauge.