Steel Rule

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Metalwork
Marking Out Measuring
Spring Dividers
Steel Rule
Scriber
Steel Tape Measure
Engineers Try Square
Odd Leg Calipers
Blacksmiths Square
Engineers Bevel
Activity sheet
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Steel Rule

• Steel rules are made from rustless steel.
• Lengths vary from 300mm, 500mm and 1000mm.
• Uses include measuring of distances, marking
  straight lines and testing surfaces for flatness.

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Steel Tape Measure

• Most are fitted with a hook on the end of the
  tape.
• Lengths vary from 2m to 30m.
• Uses include setting out or checking large
  measurements.

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Blacksmiths Square

• Made from one piece of flat carbon steel.
• Lengths vary from 300mm x 200mm to 900mm x 600mm.
• Used for marking and testing angles of 90 degrees.

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Scriber

• Made from carbon tool steel that has been
  hardened at the point.
• Used with a guide such as a rule, square or
  template to scribe or draw lines on metal.
• It is held like a pencil and is moved along the
  edge of the rule, square or template.

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Engineers try Square

• Consisting of a blade and stock.
• Both the blade and stock may be made hardened and
  precision ground.
• Used for marking, testing and setting up angles
  of 90 degrees.

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Engineers Bevel

• Consisting of a blade and stock which are
  adjustable in relation to each other.
• Used for marking, measuring and testing angles.

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Spring Dividers

• Spring dividers consist of two pointed legs held
  together on a fulcrum (pivot point).
• Settings are made by turning the knurled
  adjusting nut.
• Uses include scribing arcs or circles, marking
  divisions and transferring measurements from a
  rule.

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Odd Leg Calipers

• Odd leg calipers are also known as hermaphrodite
  calipers.
• They consist of one divider leg and one caliper
  leg.
• Used for marking to mark lines parallel to edges.

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