Countersink drill 3X8MM 1pc

Pilot holes for screws and countersinking can be performed simultaneously. Drill for drilling 3mm pilot holes for screws and 8mm countersunk and recessed holes. It can simultaneously countersink the screws and drill pilot holes for embedding. When you remove the countersink the screw head fits neatly. Please use with an impact driver or electric drill. Suitable for drilling holes in wood. We recommend using it in combination with a wood filler. 6.35mm hexagonal shaft Dish angle: 90 degrees Material 1: Shaft: ordinary steel Material 2: Blade: ordinary steel Caution 1: *Do not use with high-speed power tools (over 3,000 rpm). Caution 2: *Please be careful not to cut beyond the set screw as wood chips may get stuck and cause the wood to break.