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The Quickscrews #8 x 1-1/2 inch flat head assembly screw is built for cabinet and casework assembly where 3/4-inch sheet goods are the dominant material. A combo Square/Phillips drive, coarse thread, double auger point, underhead nibs, and a lubricated finish work together to keep installation fast and consistent across a full production run.
At 1-1/2 inches, this screw is well suited to joining two 3/4-inch panels face-to-face or attaching a workpiece to a 3/4-inch substrate. Common applications include cabinet carcass assembly, shelf pin rail attachment, face frame-to-box fastening, drawer box construction, and general casework joinery in softwood, plywood, MDF, particleboard, and melamine. The length provides enough penetration to hold the joint firmly without blowing through thin back panels or over-driving into pre-finished interiors.
The flat head is designed to sit flush with or just below the panel surface when driven into a countersink. The underhead nibs mill into the material as the screw seats, reducing the need for a separate countersink operation and producing a cleaner head recess in wood-based sheet goods. The lubricated coating on the shank and threads lowers the friction load during driving, which matters most in dense or thick materials and in production settings where the same motion is repeated hundreds of times per shift. Together, the flat head geometry and lubricated finish support a cleaner, faster result in visible cabinet interiors where head appearance counts.
This screw is a practical choice for cabinet shops, millwork operations, and finish carpenters who work primarily in sheet goods and want a single assembly screw that handles most of their 3/4-inch panel joinery. The combo drive recess means both square and Phillips bits drive the same screw without a tool change, which keeps the line moving when bit types vary between operators or stations. The 7,000-piece box is sized for shops that go through assembly screws at volume and prefer to reorder less often.
Yes. The combo recess accepts both a #2 Phillips and a #2 square bit. Either bit works in the same recess, so no adapter or separate screw version is needed.
In most softwood, plywood, MDF, and particleboard applications, the nibs mill a clean recess as the head seats, so a separate countersink step is often not required. In very hard or dense hardwoods, pre-drilling a countersink will produce a cleaner result.
The double auger point has two opposing flutes instead of one. The dual flutes clear chips from both sides simultaneously, which speeds penetration and reduces the radial pressure that causes splitting near panel edges.
The flat head with nibs is designed to seat flush in sheet-good substrates including melamine-faced particleboard. Driving to a consistent depth keeps the head at or just below the surface, which is important in finished cabinet interiors where a protruding head is visible.
No. This is an interior assembly screw. For outdoor or treated-lumber applications, choose a screw with a corrosion-resistant coating rated for the exposure environment.
With a length matched to 3/4-inch panel joinery, a self-countersinking flat head, and a combo drive that works with the bits already on the floor, this Quickscrews assembly screw removes friction from the repetitive fastening work that defines a busy cabinet shop.
Sold In: 7000 Each
