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The Würth #8 x 1-1/2" flat head assembly screw brings together a turbo thread, lubricated finish, milling nibs, and a combo drive in a length dialed in for everyday cabinet and furniture assembly in 3/4-inch panels and face-frame stock.
At 1-1/2 inches, this screw is long enough to create a solid joint through 3/4-inch panels but short enough to stop well clear of the opposite face. That makes it practical for assembling cabinet carcasses, attaching nailers and subtops, joining MDF or particleboard components, and securing interior furniture panels where through-penetration is not an option. In solid wood and plywood applications of similar thickness, the same length continues to work without requiring a pilot hole in softer species.
The turbo thread cuts into the material with an aggressive pitch that pulls the screw down quickly and reduces the number of driver rotations needed to seat the head. The lubricated finish is a dry-to-the-touch coating applied to the threads and point that works alongside the turbo geometry to lower installation torque further. In production environments where the same screw is driven hundreds of times a shift, both details matter for bit life and operator fatigue. The flat head carries milling nibs on its bearing surface that relieve wood fibers as the head seats, helping it countersink cleanly into hardwood, MDF, and laminated panels without tearing the surface.
Cabinet shops running panel-intensive work keep this length on hand because it handles the majority of carcass and component joints without a length change. Furniture manufacturers assembling MDF or particleboard subassemblies get the same benefit from the turbo thread and lubricated finish: faster cycling with less heat at the bit tip. Installers and finish carpenters who work across a mix of softwood, plywood, and engineered panel also find the combo drive useful when the job calls for switching between a square and Phillips driver mid-task. Packed 1,000 to the box, the quantity suits shops that go through assembly screws regularly.
Yes. The length provides solid thread engagement into the second panel without punching through the opposite face, which is the standard joint geometry for cabinet carcass assembly in 3/4-inch material.
The recess accepts a #2 Phillips bit or a #2 square bit. Both engage the same recessed geometry, so there is no need to sort screws by drive type when switching between them.
In most wood-based materials, including MDF, particleboard, softwood, and hardwood, the nibs mill a clean countersink as the flat head seats. A separate countersink step is typically not needed, though pre-countersinking in very hard or brittle material can improve the result.
The sharp point and turbo thread are optimized for particleboard, MDF, and softwood. In dense hardwoods such as maple or oak, a pilot hole is recommended to prevent splitting and to reduce driving torque. For hardwood face-frame joinery where pocket-hole geometry is used, a fine-thread pocket-hole screw is a better match.
The dry lubricant coating on the threads reduces friction between the screw and the material as it drives. Combined with the turbo thread geometry, it lowers the torque needed to seat the head fully, which extends bit life and reduces the chance of stripping the drive recess during high-volume work.
When most of the day's joints are in 3/4-inch panels and the job demands a screw that drives fast, seats flush, and works with the bits already on the tool, this 1-1/2-inch Würth assembly screw handles the work without adjustment.
Sold In: 1000 Each
