Vktech 3 Pcs HSS Steel Drilling Bits 4 to 12mm 20mm 32mm Step Drill Bit Tool Set Set of 3 for jobs of all sizes Size:4 - 32mm,4 - 20mm,4 - 12mm Made from high quality HSS steel Color:As shown in the picture 100% Brand New and High Quality Please do not hesitate to buy ,any problems we will try our best to help you : )