The STANLEY fatmax STA56043-QZ 10 piece metal Drill Bit Set provides professional quality performance for all of your metal drilling needs. The 135 degree, Split Point tip provides improved accuracy and reduces slipping or walking. As a result, you can drill faster, with less effort, reducing stress on your power tool and improves productivity (and battery life when using a cordless drill). for added versatility, STANLEY FatMax metal Drill bits are also suitable for use in plastics, wood and plasterboard. Includes metal bit sizes 1mm, 2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, stored in a plastic case.