ITEM NAME:3pcs Metric Woodworking Twist Drill Bit Set Step Drills for Drilling Holes #gib Store Home Promotion Hot Item Add to Fav.3pcs HSS step cone bits, titanium coated bit sleeve, 4-12/20/32 mm with bag. 3 X Step Drills. Suitable for cutting holes of steel, brass, wood, plastics and other materials. High Quality Storage Tool Bag.