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Woodworking

Importance of Woodworking Connections

Woodworking connections are fundamental to maintaining the integrity, stability, and longevity of wooden structures. High-quality joints prevent common issues such as warping, separation, or misalignment, ensuring that furniture and joinery remain secure under use and environmental changes.

With the right connection system, woodworkers can achieve strong, consistent joints that improve both structural performance and the visual finish of their work. Concealed systems support clean aesthetics, while mechanical connectors enable fast, repeatable assembly.

Understanding the different types of woodworking connections is essential for achieving professional results in furniture building, cabinetry, and custom timber projects.

Types of Woodworking Connections

Woodworking connections come in a wide variety of styles, each suited to different assembly methods and design requirements:

  • KNAPP Connections: Precision-engineered concealed connectors designed for clean, invisible joints in high-quality furniture and cabinetry.
  • Dowel Connections: Systems such as Quick-Set dowels offer fast alignment, reliable strength, and the ability to assemble and disassemble repeatedly without degrading the joint.
  • Biscuit Connections: Provide strong, flush-fitting joints that help align boards and panels, ideal for seamless, invisible joinery.
  • Slide-In Connections: Tool-free assembly connectors designed for modular, flexible, or flat-pack furniture systems.
  • Traditional Joinery Enhancers: Reinforcement plates, splines, and brackets used alongside classic joinery to increase strength in demanding builds.

Applications

Woodworking connection systems are essential across a wide range of furniture and joinery applications:

  • Furniture Making: Ideal for constructing sturdy tables, chairs, benches, cabinets, and shelving units that require strong long-lasting joints.
  • Modular Systems: Perfect for furniture that needs to be reconfigurable or disassembled for transport, such as flat-pack or adjustable systems.
  • Custom Woodworking: Essential for achieving seamless, clean joints in bespoke cabinetry, timber features, and specialty woodworking projects.

With the right woodworking connector, you can elevate the strength, precision, and craftsmanship of any timber project.

    • RAMPA shelf supporting angles type BTW suitable for carrying shelf boards. RAMPA shelf supporting angles type BTW available from Craftsman Hardware in Melbourne Australia

      sku: TYPBTW

      RAMPA Connections | TYPE BTW Shelf Supporting Angles

      $35.38
    • The KNAPP®-Adhesive PU+ is an easy to handle mono component polyurethane adhesive free from curing agents and formaldehyde free, water resistant meets DIN EN 204. KNAPP PU+ Adhesive for Gluing of all Knapp-fasteners 310ml available from Craftsman Hardware Melbourne Australia

      sku: Z011

      KNAPP Adhesive | PU+ Adhesive for Gluing of all Knapp-fasteners 310ml

      From $19.42
    • KNAPP Connections | K048 sKLICK Dovetail Screw-On Snap Connector KNAPP Connections | K048 sKLICK Dovetail Screw-On Snap Connector

      sku: K048

      KNAPP Connections | K048 sKLICK Dovetail Screw-On Snap Connector

      From $6.67
    • KNAPP Connections | K045 KLICK Dovetail Click Connector KNAPP Connections | K045 KLICK Dovetail Click Connector

      sku: K045

      KNAPP Connections | K045 KLICK Dovetail Click Connector

      From $6.10
    • The KLICK and sKLICK connectors are connectors that serve to snap together and mount small components with small dimensions, such as moldings. The sKLICK and KLICKpro combined, find its use in applications of window linings for inside and outside.

      sku: K045/B

      KNAPP Connections | K045 KLICK Dovetail Click Starter Pack with Router Bit

      $301.41
    • The KNAPP K040 DUO 90/46 Concealed Connectors are innovative connectors designed for furniture making, providing the aesthetic appeal of traditional frame joints while ensuring fast and efficient assembly. Timber frame joints connectors available from Craftsman Hardware in Melbourne Australia.
      Made in

      sku: DUO90/46

      KNAPP Connections | K040 DUO 90/46 Concealed Connectors for Furniture Making

      From $22.55
    • The KNAPP Z5058 QUICK-SET Dowel Connectors are innovative, knock-in connectors designed for efficient furniture making. KNAPP Dowel Connectors is suitable for CNC machining centers and allows for easy transport of cabinet elements, which can be assembled on-site.

      sku: Z5058

      KNAPP Connections | Z5058 QUICK-SET 5 / 7.5mm Dowel Connectors Knock-In for Furniture Making

      From $8.55
    • The KNAPP K058 FAST Glued Biscuit Connections are innovative self-tightening, non-visible plastic snap-in connectors designed for furniture making. FAST Glued Biscuit Connections can be used with all wood materials and are installed by simply knocking them into pre-cut biscuit slots with a hammer.

      sku: K058

      KNAPP Connections | K058 FAST Glued Knock-In Biscuit Connections for Furniture Making

      From $2.70
    • The KNAPP DUO HOOK 30 oL is a precision connection system designed for cabinetry and furniture applications, featuring a durable yellow zinc finish. Cabinetry connection system designed for cabinetry and furniture applications, featuring a durable yellow zinc finish.
      Made in

      sku: K074

      KNAPP Connections | DUO HOOK 30mm Cabinetry Connector without Sideways Tolerance in Yellow Zinc

      From $39.01
    • Cabinetry connectors two identical round-shaped steel brackets that interlock in a dovetail-like manner, providing a secure and load-bearing connection. KNAPP connectors two identical round-shaped steel brackets that interlock in a dovetail-like manner, providing a secure and load-bearing connection.
      Made in

      sku: K070

      KNAPP Connections | DUO HOOK 30mm Cabinetry Connector with Sideways Tolerance in Silver Zinc

      From $39.01
    • The KNAPP K030 CHICO Connections are innovative slide-in connectors designed for furniture making. Explore the KNAPP K030 CHICO Connections for furniture making. These slide-in connectors offer easy assembly and disassembly, suitable for wood and materials like Corian® and Marlan®.

      sku: K030

      KNAPP Connections | K030 CHICO Slide-In Biscuit Connections for Furniture Making

      From $53.66
    • The KNAPP K049 SILVER Biscuit Connections are innovative slide-in connectors designed for furniture making, crafted from durable aluminum die-cast. The SILVER Biscuit connector features a unique design that allows for immediate load-bearing connections, making it ideal for quick assembly and disassembly of furniture.

      sku: K049

      KNAPP Connections | K049 SILVER Slide-In Biscuit Connections for Furniture Making in Aluminium

      From $32.46
    • The KNAPP K026 METAL Biscuit Connections are high-quality sliding connectors designed for furniture making. Discover the KNAPP K026 METAL Biscuit Connections, a durable sliding connector for furniture making.

      sku: K026

      KNAPP Connections | K026 METAL Slide-In Biscuit Connections for Furniture Making in Silver Zinc

      From $39.18
    • The KNAPP K023 CHAMP Glued Slide-In Biscuit Connections are versatile connectors designed for furniture making and cabinetry. 

Coating	
none

Connector type	
Slide connector

Mounting	
Glue in with KNAPP PU+ adhesive

Advantages	
Invisible, self-tightening, demountable connector

Installation	
Cutting a slot with a plate joiner (Lamello biscuit # 20) and adjust the depth of the KNAPP Connections | K023 CHAMP Glued Biscuit Connections Slide-In for Furniture Making Explore the KNAPP K023 CHAMP Glued Slide-In Biscuit Connections, a reliable gluing aid for furniture making.

      sku: K023

      KNAPP Connections | K023 CHAMP Glued Slide-In Biscuit Connections for Furniture Making

      From $16.08
    • The KNAPP K037 DUO 90/20 Concealed Connectors are innovative connectors designed for furniture making, providing the aesthetic appeal of traditional frame joints while ensuring fast and efficient assembly. Non-visible, self-tightening connectors are perfect for beds, stairs, and timber constructions, allowing for easy assembly and adjustment.
      Made in

      sku: K037

      KNAPP Connections | K037 DUO 90/20 Concealed Connectors for Furniture Making

      From $13.09
  • RAMPA shelf supporting angles type BTW suitable for carrying shelf boards. RAMPA shelf supporting angles type BTW available from Craftsman Hardware in Melbourne Australia
    SKU: TYPBTW

    RAMPA Connections | TYPE BTW Shelf Supporting Angles

    RAMPA Connections TYPE BTW Shelf Supporting Angles RAMPA shelf supporting angles type BTW are designed for secure support of shelf boards. Manufactured from die-cast material with a nickel-plated finish, they provide durability and a clean, decorative...
  • The KNAPP®-Adhesive PU+ is an easy to handle mono component polyurethane adhesive free from curing agents and formaldehyde free, water resistant meets DIN EN 204. KNAPP PU+ Adhesive for Gluing of all Knapp-fasteners 310ml available from Craftsman Hardware Melbourne Australia
    SKU: Z011

    KNAPP Adhesive | PU+ Adhesive for Gluing of all Knapp-fasteners 310ml

    KNAPP PU+ Adhesive for Gluing of all Knapp-fasteners 310ml The KNAPP®-Adhesive PU+ is an easy to handle mono component polyurethane adhesive free from curing agents and formaldehydefree, water resistant meets DIN EN 204. Wide range from...
  • KNAPP Connections | K048 sKLICK Dovetail Screw-On Snap Connector KNAPP Connections | K048 sKLICK Dovetail Screw-On Snap Connector
    SKU: K048

    KNAPP Connections | K048 sKLICK Dovetail Screw-On Snap Connector

    The KLICK and sKLICK connectors are connectors that serve to snap together and mount small components with small dimensions, such as moldings. The KLICKpro is an adapter for KLICK and sKLICK, and serves as a groove. The sKLICK and KLICKpro combined, find...
  • KNAPP Connections | K045 KLICK Dovetail Click Connector KNAPP Connections | K045 KLICK Dovetail Click Connector
    SKU: K045

    KNAPP Connections | K045 KLICK Dovetail Click Connector

    The KLICK and sKLICK connectors are connectors that serve to snap together and mount small components with small dimensions, such as moldings. The KLICKpro is an adapter for KLICK and sKLICK, and serves as a groove. The sKLICK and KLICKpro combined, find...
  • The KLICK and sKLICK connectors are connectors that serve to snap together and mount small components with small dimensions, such as moldings. The sKLICK and KLICKpro combined, find its use in applications of window linings for inside and outside.
    SKU: K045/B

    KNAPP Connections | K045 KLICK Dovetail Click Starter Pack with Router Bit

    The KLICK and sKLICK connectors are connectors that serve to snap together and mount small components with small dimensions, such as moldings. The KLICKpro is an adapter for KLICK and sKLICK, and serves as a groove. The sKLICK and KLICKpro combined, find...
  • The KNAPP K040 DUO 90/46 Concealed Connectors are innovative connectors designed for furniture making, providing the aesthetic appeal of traditional frame joints while ensuring fast and efficient assembly. Timber frame joints connectors available from Craftsman Hardware in Melbourne Australia.
    SKU: DUO90/46

    KNAPP Connections | K040 DUO 90/46 Concealed Connectors for Furniture Making

    The DUO SYSTEM provides the optical qualities of traditional frame joins, while being engineered in an innovative manner for fast processing and application. For example, the DUO 100/15 is an ideal frame connector for beds, and, like all KNAPP...
  • The KNAPP Z5058 QUICK-SET Dowel Connectors are innovative, knock-in connectors designed for efficient furniture making. KNAPP Dowel Connectors is suitable for CNC machining centers and allows for easy transport of cabinet elements, which can be assembled on-site.
    SKU: Z5058

    KNAPP Connections | Z5058 QUICK-SET 5 / 7.5mm Dowel Connectors Knock-In for Furniture Making

    The QUICK-SET is a simple and efficient cabinet connector based on dowels. Two versions are available with a 5 mm and an 8 mm thread. The 8 mm plastic dowel remains the same for both versions and the thread length is 7.5 mm for both versions. This means...
  • The KNAPP K058 FAST Glued Biscuit Connections are innovative self-tightening, non-visible plastic snap-in connectors designed for furniture making. FAST Glued Biscuit Connections can be used with all wood materials and are installed by simply knocking them into pre-cut biscuit slots with a hammer.
    SKU: K058

    KNAPP Connections | K058 FAST Glued Knock-In Biscuit Connections for Furniture Making

    FAST The FAST biscuit is a #20 self-tightening, non-visible plastic snap-in connector and can be used in all wood materials. The two connector pieces are simply knocked into the biscuit cut with a hammer. The patented cutting edges hold the...
  • The KNAPP DUO HOOK 30 oL is a precision connection system designed for cabinetry and furniture applications, featuring a durable yellow zinc finish. Cabinetry connection system designed for cabinetry and furniture applications, featuring a durable yellow zinc finish.
    SKU: K074

    KNAPP Connections | DUO HOOK 30mm Cabinetry Connector without Sideways Tolerance in Yellow Zinc

    DUO 30oL (without Sideways Tolerance) The DUO 30 and DUO 35 set consist of two identical round shaped steel brackets that hook into each other in a dovetail-like manner. The connectors are load bearing, at the same time the brackets are screwed on the...
  • Cabinetry connectors two identical round-shaped steel brackets that interlock in a dovetail-like manner, providing a secure and load-bearing connection. KNAPP connectors two identical round-shaped steel brackets that interlock in a dovetail-like manner, providing a secure and load-bearing connection.
    SKU: K070

    KNAPP Connections | DUO HOOK 30mm Cabinetry Connector with Sideways Tolerance in Silver Zinc

    DUO 30mL(with Sideways Tolerance) The DUO 30 and DUO 35 set consist of two identical round shaped steel brackets that hook into each other in a dovetail-like manner. The connectors are load bearing, at the same time the brackets are screwed on the...
  • The KNAPP K030 CHICO Connections are innovative slide-in connectors designed for furniture making. Explore the KNAPP K030 CHICO Connections for furniture making. These slide-in connectors offer easy assembly and disassembly, suitable for wood and materials like Corian® and Marlan®.
    SKU: K030

    KNAPP Connections | K030 CHICO Slide-In Biscuit Connections for Furniture Making

    CHICO Sliding connector to screw on. The CHICO is a precision connector made of aluminum die-cast zinc, which can also be used in Corian®, Marlan® and similar materials in addition to wood materials. The halves of the connector are screwed into a...
  • The KNAPP K049 SILVER Biscuit Connections are innovative slide-in connectors designed for furniture making, crafted from durable aluminum die-cast. The SILVER Biscuit connector features a unique design that allows for immediate load-bearing connections, making it ideal for quick assembly and disassembly of furniture.
    SKU: K049

    KNAPP Connections | K049 SILVER Slide-In Biscuit Connections for Furniture Making in Aluminium

    SILVER Immediate load-bearing sliding connector. The SILVER connector is a universal connector made of aluminum die-cast, which is suitable for all board materials, especially for solid wood (hardwood). The two halves of the connector are easily hammered...
  • The KNAPP K026 METAL Biscuit Connections are high-quality sliding connectors designed for furniture making. Discover the KNAPP K026 METAL Biscuit Connections, a durable sliding connector for furniture making.
    SKU: K026

    KNAPP Connections | K026 METAL Slide-In Biscuit Connections for Furniture Making in Silver Zinc

    METAL Sliding connector for high loads The METAL is a universal connector made of zinc die-casting, and is suitable for load-bearing connections for panels and boards. The connector halves are inserted and screwed into the half-moon groove. Due to the...
  • The KNAPP K023 CHAMP Glued Slide-In Biscuit Connections are versatile connectors designed for furniture making and cabinetry. 

Coating	
none

Connector type	
Slide connector

Mounting	
Glue in with KNAPP PU+ adhesive

Advantages	
Invisible, self-tightening, demountable connector

Installation	
Cutting a slot with a plate joiner (Lamello biscuit # 20) and adjust the depth of the KNAPP Connections | K023 CHAMP Glued Biscuit Connections Slide-In for Furniture Making Explore the KNAPP K023 CHAMP Glued Slide-In Biscuit Connections, a reliable gluing aid for furniture making.
    SKU: K023

    KNAPP Connections | K023 CHAMP Glued Slide-In Biscuit Connections for Furniture Making

    CHAMP Sliding connector for gluing with KNAPP PU+ The tried and tested CHAMP connector is a universal gluing aid for all materials conceivable in furniture construction and cabinetry. The two halves of the plastic connector are glued in half-moon grooves...
  • The KNAPP K037 DUO 90/20 Concealed Connectors are innovative connectors designed for furniture making, providing the aesthetic appeal of traditional frame joints while ensuring fast and efficient assembly. Non-visible, self-tightening connectors are perfect for beds, stairs, and timber constructions, allowing for easy assembly and adjustment.
    SKU: K037

    KNAPP Connections | K037 DUO 90/20 Concealed Connectors for Furniture Making

    The DUO SYSTEM provides the optical qualities of traditional frame joins, while being engineered in an innovative manner for fast processing and application. For example, the DUO 100/15 is an ideal frame connector for beds, and, like all KNAPP...