Compare“6pcs Titanium-Coated Step Drill Bit Set, High-Speed Reamer Sawtooth Cutter, Multi-Size Stepped Drill Bits 4-12/4-20/4-32mm and 3/6/8mm - Durable, Suitable for Metal Sheet, Tile, Glass, Versatile Woodworking and Metal Drilling - Precision Wood and Metal Core Drilling” has been added to the compare list