Milling and Drilling Bit Set, 8pcs HSS 5 Flute Carpentry Milling Cutter Heart Drill Bits Chamfering Cutter 3-10mm

90° Single Edge Chamfer A quality drilling accessory for any workshop and backed by a lifetime warranty from the manufacturer. High-carbon steel is heat-treated and tempered for excellent cutting capabilities. For use on steel, aluminum and other metals, plastics or wood. Enlarge or mill holes and deburr edges. Steel countertop bevels come with specially designed sleeves and pilot holes. Adjustable depth socket counter, wood drill, and chamfer wrench for removable parts. Seven pieces include drill bits for self-drilling screws in sizes 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, and 10mm. Simply loosen and tighten the screw to adjust the drill bit length to fit different screw lengths. The chamfer has 5 grooves. When used, the wood can be unloaded more quickly. The unique countersunk hole drills smoothly, and the nut sits flush with the workpiece surface. Product Description: Material: High-speed steel drill bit. Size: 3mm (diameter) x 60mm (length) 4mm (diameter) x 75mm (length) 5mm (diameter) x 85mm (length) 6mm (diameter) x 93mm (length) 7mm (diameter) x 10mm (length) 8mm (diameter) x 11mm (length) 10mm (diameter) x 12mm (length)    Package contents: 7xwoodworking chamfers 1xL-shaped key