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semi permanent - Coggle Diagram
semi permanent
Nuts and bolts
Usually made from brass and steel
washer,
speads the load and protects the surface
wood screws
Always screw through the thin piece and into the thick piece.
Drill a pilot hole slightly smaller than the core in the thick piece. Use a bradawl in softwood and a drill in hardwood to make the pilot hole.
Drill a clearance hole in the thin piece, slightly larger than the shank of the screws.
Countersink the clearance hole.
heads of wood screw
Knock down fittings
hinges
hinges are movable joint that pivot
