6 x 6.35mm 5 Flute Hex Taper Drill Bits: All have a 90° angle on the tip for clean and precise countersinking. The cutting edge is tempered and honed for extra sharpness. A five-flute blade designed with offset cutting teeth to ensure free chip flow and fast cutting without chatter.<br> 7 L-Key Tri-Point Tapered Drill Bits are made of high-speed steel with good abrasion resistance and durable. Includes 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm for drilling pilot holes. Large flute drill bit and five edge chamfers allow faster and easier unloading of sawdust.<br> 8 piece woodworking drill bit set with 9.5mm shank, made of durable carbon steel, used for 0.6cm, 0.9cm, 1.2cm, 1.5cm, 1.5cm taper dowels to cover recessed screw holes or hide imperfections, able to cut plugs to 22mm /23mm/25mm/26mm in length.<br> 3-pack HSS step drill bits with 6.35mm hex shank, perfect for drilling holes in different materials: 3mm (iron plate, copper plate, aluminum plate), 5mm (wood, PVC sheet, insulation boards). Not suitable for hard and brittle materials such as stainless steel, glass, tiles, walls, etc.<br> Note: The data are all manual measurement, please allow 1 error - 3cm, due to the difference in light and display, there will be a certain color difference, depending on the physical object received Delivery quantity: (according to the main picture)