1 Scope
This British Standard specifies the requirements for the metric graduation and figuring
of the following instruments:
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1) Folding rules.
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2) Laths.
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3) Folding and multi-folding rods.
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4) Graduated squares.
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5) Retractable coated and plated steel pocket rules.
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6) Coated steel tapes and etched steel tapes and bands.
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7) Synthetic material tapes.
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8) Studded steel band chains
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9) Land chains.
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10) Levelling staffs.