Drills and taps in a single pass to save your labor and . Point is self-centering and eliminates the need for center drilling or center punching. Drills and taps in a single pass to save your labor and . No tool changes, good alignment and fast cycle times make this a very productive tool. Features - Color: Assorted color. - Material: Steel. - Size: 7.00 x 0.60 x 0.50cm/ 2.75 x 0.24 x 0.20 inch. - You can use the in aluminum, plastic, steel, and so on. They're sharp, and easy to use. - Go slow, once the tap is doing its thing, make sure not to strip the threads by bottoming it out. - With shanks, fit electric hand drill, impact drill, bench drill, electric screwdriver and other . - Each tap drill is engraved with its size convenient for you to choose the suitable size with a glance. - A tapered end on shanks can prevent excessive . Package list: 6 x drill bits