Power Pro premium hex washer-head self-drilling sheet metal screws are a powerful tool to have in your arsenal when performing metal-to-metal fastening. They deliver superior performance with a faster drive time and stronger pull-out rating. They feature a star drive, serrated head and self-drilling tip. The star drive prevents cam-out and offers increased stability while driving. The self-drilling tip quickly penetrates metal up to 1/8 in THK. No pre-drilling is required. Great for general household repairs, renovations, improvements and DIY projects, the sharp threads of these screws draw materials together and ensure a secure hold.