temporary joining method

hinges

knock down fittings (KD fittings)

screws

nuts and bolts

Wood screws provide a neat, strong method of joining timber,

classified by their length, gauge (diameter), material and type of head

Woodscrews are available in four standard forms: Screenshot 2020-12-10 at 2.51.27 PM

Countersunk – are the most common; finish flush with the surface; available plated in zinc and nickel.

Round head – usually japanned steel, and used to fix metal fittings outdoors, e.g. hinges, bolts, guttering and downpipes.

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Raised countersunk – usually made of chrome-plated steel or brass, and used where appearance is important.

Twinfast – have two threads, which gives them greater holding power in manmade materials such as chipboard, MDF and blockboard.

nuts Screenshot 2020-12-10 at 3.00.57 PM

bolts Screenshot 2020-12-10 at 3.00.53 PM

Nuts and bolts are used to clamp two pieces of material, usually metal, together. They provide a mechanically strong method of joining materials.

Knock-down (KD) fittings are used extensively in the manufacture of flat-pack furniture.

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They are ideal for use with manufactured boards such as chipboard and MDF.

Hinges are movable joints that pivot.

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