With the International Tools eco hss twist drill bit 11.413, you can easily drill clean 18.5 mm holes in various metals. Thanks to the reduced 13 mm shank, this large metal drill bit fits smoothly into standard hand drills and drill presses with a 13 mm chuck. The robust hss steel construction ensures dependable cutting performance and steady power during demanding metalworking jobs. Featuring an overall length of 198 mm, a working flute length of 135 mm, and 2 cutting edges, it evacuates chips quickly and consistently. This allows you to work faster, more accurately, and with total control in your workshop.