1/4'' High Speed Steel Hex Countersink Drill Bit Set, 6pcs Baban 5 Blade Chamfering Knife, 90° Center Punch Tool with Titanium Coating

General description Ideal for drilling holes at 90 degrees in countersunk screws and fasteners in wood and soft metals, this 1/4'' High Speed Steel Hex Countersink Drill Bit Set includes 6 pieces designed for efficient and precise cutting. The 90-degree flute, 5-flute design features offset cutting teeth that ensure free chip flow and fast, chatter-free cutting. Technical specifications Material: High speed steel Finish: Titanium coating Shank: 1/4" hex shank Sizes: 6 mm (1/4''), 8 mm (5/16''), 9 mm (3/8''), 12 mm (1/2''), 16 mm (5/8''), 19 mm (3/4'') Assembled product weight: 0.33 pounds Assembled product dimensions: 5.27 x 2.73 x 0.98 inches Usage This drill bit set is ideal for various materials including wood, fiberboard, chipboard, plywood, plastic, aluminum, and printed circuit boards (PCB). It is mainly used for wood drilling, reaming, chamfering, and screw heads. Other information All tips are made of high speed steel, solid and durable. Each tip has a 90° angle for clean and precise milling. The cutting edge is hardened and polished to improve clarity. The design features five chatter-free edges and an interwoven serrated design for optimal performance. Please allow a slight size error due to different manual measurements. Color may vary slightly from images due to different computer displays.