4-Piece Countersink Drill Bit Set for Wood and Plastic
City: AU, Yattalunga
Upgrade your woodworking precision with this 4PCS Countersink Drill Bit Set, specially designed for clean pilot holes and smooth countersinking in wood and plastic materials. Each bit features a high-speed steel (HSS) drill core and a durable blackened carbon steel body—built for long-lasting performance and heat resistance. The hex shank design ensures a secure fit in most power tools and hand drills, offering compatibility and convenience in a range of DIY or professional applications.
These drill bits allow you to drill pilot holes and countersink in one go, saving time and ensuring your screws sit flush every time. The depth of the countersink sleeve is adjustable using the included hex key, and the drill core can be replaced or repositioned to suit different screw lengths.
Ideal for cabinetry, hardwood, MDF, composite board, and plastic sheet installations.
Features
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4-in-1 Drill Bit Set – Includes sizes for #6, #8, #10, and #12 wood screws
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Premium Materials – Drill tips made of high-speed steel (4241 HSS); countersink body made from blackened carbon steel for wear resistance
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Hex Shank Compatibility – 1/4" (6.35 mm) hex shank fits most electric drills and impact drivers
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Depth Adjustable – Easy-to-adjust countersink sleeve and replaceable drill core using the included hex wrench
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Clean Finish – Simultaneously drills pilot holes and counterbores for smooth, flush screw heads
Specifications
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Material: High-speed steel (drill tip), blackened carbon steel (countersink body)
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Bit Sizes:
#6 – Ø2.38mm
#8 – Ø2.78mm
#10 – Ø3.175mm
#12 – Ø3.56mm -
Shank: 6.35mm hex
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Compatible Materials: Timber, hardwood, MDF, plastic, composite board
Package Includes
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4 x Countersink Drill Bits (#6, #8, #10, #12)
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1 x Hex Wrench
Note
Please allow slight variations in measurements due to manual sizing. Colour may vary slightly due to lighting and monitor settings.
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