About this item

Product Description Upgrade your woodworking and repair projects with this 7-piece adjustable countersink drill bit set made from durable tungsten steel. Designed for precise positioning, fast chip removal, and smooth drilling performance, it helps create clean, accurate holes in wood, plastic, rubber, cork, and aluminum. Ideal for workshop production, home maintenance, and portable drilling tasks, this set offers practical versatility for a wide range of drilling needs. Key Features Durable Tungsten Steel: High wear resistance, heat resistance, and good toughness for long-lasting performance. Three-Point Positioning: Improves centering accuracy, reduces slipping, and supports faster, more stable drilling. Fast Chip Removal: 5-flute spiral design with large chip flutes helps clear sawdust quickly for smoother hole surfaces. Adjustable Drilling Depth: Sleeve depth can be adjusted with the included hex key to match different screw lengths and applications. 7 Popular Sizes: Includes 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, and 10mm bits for versatile project coverage. Wide Drill Compatibility: Round shank fits most bench drills, hand drills, impact drills, and drilling machines with chucks. Specifications Product Type: Adjustable Countersink Spiral Drill Bit Set Material: Tungsten steel Color: Black Sizes: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm Suitable Materials: Wood, plastic, rubber, cork, aluminum Package Includes: 7 x Drill bits, 1 x Hex key Usage Perfect for woodworking, floor installation, furniture assembly, repair jobs, and portable drilling work. The adjustable depth design helps improve efficiency when working with different screw lengths, while keeping the drill vertical supports cleaner and more even drilling results.