Temporary joining methods

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Nuts and Bolts

Nuts

Bolts

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Washers

Washers are used to spread the load and protect the surface when the nut is tightened.

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

Knock Down fittings (KD fittings)

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.

Screws

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

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Always screw through the thin piece and into the thick piece


Drill a pilot hole slightly smaller than the core in the thick piece.

Drill a clearance hole in the thin piece, slightly larger than the shank of the screws.

Countersink the clearance hole.

Hinges

Hinges are movable joints that pivot

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