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FESTOOL DOMINO D 8x40/780 BU Beech Dowels 8x40mm 780 Pack

FESTOOL DOMINO D 8x40/780 BU Beech Dowels 8x40mm 780 Pack
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  • Stock: In Stock
  • Model: FES493298
  • Weight: 3.44kg
  • Dimensions: 395.00mm x 295.00mm x 115.00mm
  • SKU: FES493298
  • UPC: 4014549058947
R 2,972.00
Ex VAT: R 2,584.35

Festool DOMINO D 8x40/780 BU Beech Dowels

At a Glance: Professional FSC™-certified beech DOMINO dowels measuring 8 x 40 mm, with Festool's rotation-proof profile, self-centring guide ribs and glue-distribution grooves for exceptionally strong, accurate joints. Supplied in a bulk pack of 780.

The Festool DOMINO D 8x40/780 BU is a bulk pack of 780 precision-manufactured beech DOMINO dowels for producing strong, accurately aligned joints in solid wood and panel materials. Unlike conventional round dowels, the distinctive elongated DOMINO cross-section provides a large gluing area and exceptional resistance to twisting. Festool's projecting guide ribs centre each dowel precisely in the routed mortise, while specially shaped glue pockets and longitudinal grooves distribute adhesive throughout the joint and allow excess glue to escape. This combination creates an extremely secure connection while making assembly fast and forgiving. The 8 x 40 mm size can be used with Festool DOMINO DF 500, DF 500 R, cordless DFC 500 and DOMINO XL DF 700 joining machines using the appropriate cutter and mortise settings. Manufactured from FSC™-certified beech, these dowels are intended primarily for interior furniture, cabinetmaking, joinery, shopfitting and exhibition construction.

Not round. Not flat. DOMINO.

The DOMINO dowel combines advantages normally associated with both round dowels and traditional loose tenons. Its broad, elongated cross-section creates substantial gluing surfaces and resists rotation immediately, while precision-machined mortises make alignment quick and repeatable. Festool states that the cross-section of a DOMINO provides stability comparable to three round dowels of the same drill diameter.

Product highlights

  • 8 x 40 mm DOMINO size: Versatile dowel dimension suitable for a wide range of furniture, cabinet and joinery applications.
  • 780-piece bulk pack: Economical professional quantity for workshops and regular production use.
  • Beech construction: Precision-made hardwood dowels intended primarily for interior applications.
  • 100% rotation-proof: The distinctive DOMINO shape prevents the joint from twisting from the very first dowel.
  • Excellent joint stability: The wide DOMINO profile creates significantly greater support than a conventional single round dowel.
  • Self-centring guide ribs: Laterally projecting ribs centre the dowel accurately inside the DOMINO mortise.
  • Special glue pockets: Formed recesses help distribute adhesive across the joint surfaces.
  • Longitudinal glue grooves: Promote even adhesive distribution while providing a route for excess glue to escape.
  • Fast assembly: The first accurately positioned DOMINO immediately aligns and stabilises the components being joined.
  • Tolerance-friendly system: Wider mortise settings can accommodate small positioning variations in subsequent mortises.
  • Size marked on dowel: Imprinted sizing makes the correct DOMINO easy to identify in the workshop.
  • FSC™ certified: Produced from wood sourced through responsible forest management and controlled sources.

Product Compatibility

  • Festool DOMINO DF 500: Compatible with the DF 500 joining system using the appropriate 8 mm cutter.
  • Festool DOMINO DF 500 R: Compatible with the updated DF 500 R joining machine.
  • Festool DOMINO DFC 500: Compatible with the cordless DOMINO DFC 500 using the appropriate 8 mm cutter and settings.
  • Festool DOMINO XL DF 700: The 8 x 40 mm DOMINO is also within the supported dowel range of the DF 700.

Compatibility note: Use an 8 mm DOMINO cutter and select the correct mortise depth for the 40 mm dowel length. Always ensure that the selected mortise depth is suitable for both workpieces being joined.

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Features

  • Unique DOMINO profile: Elongated loose-tenon shape provides large gluing surfaces and immediate resistance to rotation.
  • 8 mm nominal thickness: Matches the corresponding 8 mm DOMINO mortising cutter.
  • 40 mm dowel length: Suitable for medium-sized joints where adequate material thickness is available on both sides.
  • Beech hardwood: Strong natural material ideal for interior furniture and joinery connections.
  • Projecting guide ribs: Centre the dowel inside the mortise and help achieve accurate alignment.
  • Glue pockets: Provide space for adhesive and improve distribution over the joining surfaces.
  • Longitudinal grooves: Allow glue to spread effectively and give excess adhesive an escape path during assembly.
  • Imprinted dimensions: Makes dowel identification quick and convenient.
  • FSC™ certification: Wood comes from FSC-certified and other controlled sources.

Benefits

  • Exceptionally stable joints: The broad DOMINO profile provides excellent resistance to twisting and lateral movement.
  • Accurate alignment: Precision mortising and self-centring ribs help workpieces meet flush and correctly positioned.
  • Efficient glue distribution: Grooves and pockets help adhesive reach the important contact surfaces throughout the mortise.
  • Easy assembly: Excess glue can escape through the grooves instead of becoming hydraulically trapped behind the dowel.
  • Fast production: Once reference mortises are established, repeat joints can be produced quickly and consistently.
  • Greater tolerance where required: The DOMINO machine's wider mortise settings can simplify assembly of larger components without sacrificing the accurate reference position of the first mortise.
  • Versatile machine compatibility: The 8 x 40 mm size bridges both the DF 500 family and the larger DF 700 system.
  • Ideal for production workshops: A 780-piece pack provides an ample supply for furniture manufacturing and repetitive joinery work.

Application

  • Strong joints in solid wood.
  • Joining panel materials.
  • Furniture construction.
  • Cabinetmaking.
  • Carcase construction.
  • Frame construction.
  • Table and furniture components.
  • Interior joinery.
  • Shopfitting.
  • Trade fair and exhibition construction.
  • Repeat production of accurately aligned components.
  • Professional woodworking and interior fitting.

Extra Information

  • What does D 8x40 mean? The designation identifies an 8 mm DOMINO dowel with a nominal length of 40 mm.
  • What does /780 mean? The package contains 780 individual DOMINO dowels.
  • What does BU mean? BU identifies the beech version of the DOMINO dowel.
  • Actual dimensions: Festool specifies the complete dowel dimensions as approximately 8 x 40 x 21.9 mm.
  • Why is the DOMINO wider than 8 mm? The 8 mm designation refers to the cutter and mortise thickness. The DOMINO's elongated profile is approximately 21.9 mm wide, giving it a much larger bearing and gluing area than an 8 mm round dowel.
  • Why is the shape rotation-proof? A round dowel can rotate around its own axis. The elongated DOMINO profile cannot rotate inside its matching mortise, so the joint is stabilised immediately.
  • What are the side ribs for? Raised guide ribs centre the DOMINO in the mortise and ensure the workpieces align correctly during assembly.
  • Why are there grooves in the dowel? The longitudinal grooves distribute glue along the joint and allow excess adhesive and displaced air to escape as the DOMINO is inserted.
  • Why are the glue pockets important? They retain and distribute adhesive around the dowel, increasing effective bonding over the joint surfaces.
  • Beech or sipo? Festool recommends beech DOMINOs for interior applications. For exterior joints, Festool offers weather-resistant sipo DOMINOs that are resistant to insects and mould.
  • FSC™ certification: Festool DOMINO dowels are sourced from sustainably managed forests and other controlled sources, with FSC certification throughout the supply chain.
Why one tight mortise and wider following mortises work so well

The first DOMINO mortise is normally used as the precise reference point and therefore determines exact alignment. Depending on the application, subsequent mortises can be cut slightly wider using the DOMINO machine's mortise-width settings. This gives the remaining dowels a small amount of lateral assembly tolerance while the first DOMINO keeps the components perfectly aligned. It is one of the reasons the system is both precise and fast in real-world furniture construction.

Pro Tips

  • Use the narrow mortise setting for the first reference DOMINO so the two components align precisely.
  • Where appropriate, use a wider mortise for subsequent DOMINOs to make larger assemblies easier to bring together.
  • Mark matching reference faces on both workpieces before routing to prevent accidentally cutting mortises from opposite reference surfaces.
  • Set the routing depth carefully. A 40 mm DOMINO typically requires the mortise depth to be divided appropriately between the two workpieces.
  • Always check that sufficient material remains behind each mortise, particularly when joining thinner panels or working close to an edge.
  • Apply enough glue to coat the mortise and DOMINO surfaces without completely filling the cavity with excess adhesive.
  • Place glue inside the mortise as well as on the DOMINO where appropriate; the grooves will help distribute it as the joint closes.
  • Dry-fit complicated assemblies before adding glue to confirm that every mortise and component aligns correctly.
  • Keep beech DOMINOs dry and stored in their original container. Moisture can cause wooden dowels to swell and make insertion unnecessarily difficult.
  • Do not force a swollen or damaged DOMINO into a mortise. Replace it and check the storage conditions or mortise dimensions.
  • For outdoor work, use the appropriate Festool sipo DOMINO rather than standard beech.
  • Clamp glued assemblies according to the adhesive manufacturer's recommendations until the joint has cured sufficiently.

How to Use

  • Mark the required joint position and reference faces on both components.
  • Fit the appropriate 8 mm DOMINO cutter to the compatible DF 500, DF 500 R, DFC 500 or DF 700 machine.
  • Set the mortise depth to suit the 40 mm DOMINO and the thickness of the two workpieces.
  • Set the fence height and angle according to the joint geometry.
  • Secure the workpiece where necessary and position the DOMINO machine against the selected reference surface.
  • Cut the first mortise using the precise reference setting.
  • Cut the corresponding first mortise in the mating component from the same reference orientation.
  • Cut additional mortises, using a wider mortise setting where appropriate to provide useful assembly tolerance.
  • Remove excessive loose dust from the mortises before gluing.
  • Apply a suitable woodworking adhesive to the mortises and/or DOMINOs according to the adhesive manufacturer's recommendations.
  • Insert the 8 x 40 mm DOMINOs into one side of the joint.
  • Bring the mating component into position and press the joint together evenly.
  • Check that the reference surfaces and edges are flush.
  • Clamp the assembly appropriately and remove excess adhesive before it cures.
  • Allow the adhesive to cure for the specified period before loading or machining the joint.

Specifications

Description Spec
BrandFestool
Cat No.FES493298
Festool Order No.493298
Product TypeDOMINO Loose Tenon / Dowel
ModelD 8x40/780 BU
DOMINO Size8 x 40 mm
Complete Dimensions8 x 40 x 21.9 mm
MaterialBeech
ApplicationInterior
Rotation-ProofYes - 100% from the First DOMINO
Guide RibsYes
Glue PocketsYes
Longitudinal Glue GroovesYes
Size MarkingImprinted on Dowel
Wood CertificationFSC™ Certified
Compatible MachinesDF 500, DF 500 R, DFC 500, DF 700
Required Cutter Size8 mm
Primary MaterialsSolid Wood and Panel Materials
Primary ApplicationsFurniture Fitting, Shopfitting, Trade Fair Construction and Joinery
Quantity780 Pieces

Scope of Delivery:

  • 780 x Festool DOMINO D 8x40 beech dowels

Safety

  • Follow all operating and safety instructions for the Festool DOMINO joining machine being used.
  • Disconnect the machine from its power source before changing the DOMINO cutter or making maintenance adjustments.
  • Use the correct 8 mm cutter for D 8x40 DOMINOs.
  • Check the workpiece thickness and mortise depth carefully before routing to avoid cutting through the component.
  • Secure small, narrow or unstable workpieces before machining.
  • Wear suitable eye and hearing protection while routing DOMINO mortises.
  • Use suitable dust extraction and respiratory protection when machining wood or engineered panel materials.
  • Keep hands clear of the cutter area while the joining machine is running.
  • Use only undamaged, dry DOMINOs of the correct size for the routed mortise.
  • Follow the adhesive manufacturer's instructions regarding application, clamping pressure and curing time.
  • Standard beech DOMINOs are intended primarily for interior use. Use an appropriate weather-resistant DOMINO material for exterior applications.
  • Store unused beech DOMINOs in a dry environment to minimise dimensional changes caused by moisture.