Squares（Product Type：Straight edge）

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  I-beam Shaped Straight Edge

  OBISHI KEIKI SEISAKUSHO

  [Features]
  · Used for inspection of machined surfaces, standard guides, etc.
  · I type with less distortion.
  · The precision surface dimension (same as nominal dimension) excludes 20 mm from both ends.
  · For products with the length of 1,500 mm or above, elongated handle holes are made for easy operation.

  Days to Ship:	11 Day(s) or more

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  Straight Edge (eye beam type)

  UNI SEIKI

  [Features]
  ·It is used for measuring flatness, straightness, and strain checking.
  ·It has a polished finish.
  ·For inspection and measurement of flatness, straightness and parallelism.

  • STOCK

  Days to Ship:	1 Day(s) or more

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  Blade-Shaped Straight Edge

  OBISHI KEIKI SEISAKUSHO

  [Features]
  · A high precision straight edge with a thin cutting edge.
  · The end of the blade tip is very small and round.
  · Contacts the workpiece in a line, allowing accurate straight and flat measurements.
  · More accurate measurement can be done by using a light beam.
  · Quenched product.

  Days to Ship:	12 Day(s) or more

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  I-Beam Type Straight Edge (A Grade Hardening)

  NIIGATA SEIKI (SK)

  Set square essential for flatness, parallelism, and straightness inspection.
  [Features]
  · Measures flatness, parallelism, and straightness, convenient for use as a level instrument.
  · An essential item when installing machines and surface plates.
  · Measurement surface has a polished finish.
  · With electronic level inspection table.
  · Straightness: (2 + L/100) μm. (L indicates the nominal dimension)
  [Applications]
  · Used for flatness, parallelism, and straightness inspection measurement.

  Days to Ship:	Quote

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  RIKEN Normal Shape Straight Edge

  RIKEN KEISOKUKI

  Can be used for flatness measurement and precise scribing work. Accuracy is only guaranteed on one face (faces A-B). Both quenched and non-quenched products are available.

  Days to Ship:	14 Day(s) or more

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  I-shaped Straight Edge Grade A Quenched

  RIKEN KEISOKUKI

  Can be used when inspecting flatness, straightness and parallelism. The total length is the effective length + 40 mm. The hardness of the quenched usage surface is 60 Hs or greater.

  Days to Ship:	14 Day(s) or more

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  I-shaped Straight Edge Grade A

  RIKEN KEISOKUKI

  [Features]
  · A high precision straight edge which can be used for inspections of flatness, straightness, parallelism, etc.
  · Use for installing precision apparatus, etc., as well, in conjunction with a precision level (30-50 mm level width).
  · Quenched product (quenched hardness of 60 Hs or greater)

  Days to Ship:	14 Day(s) or more

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  Blade-shaped Straight Edge

  RIKEN KEISOKUKI

  [Features]
  · A high precision straight edge with a thin cutting edge surface.
  · The end of the blade tip is very small and round and makes a straight contact line with a workpiece, which enables accurate measurement of straightness and flatness.
  · This is a hardened product.

  Days to Ship:	14 Day(s) or more

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  steelstraight edge (Bevel type/quenched product)

  UNI SEIKI

  [Features]
  ·Made of steel with a polished finish.
  [Applications]
  ·For inspection and measurement of flatness, straightness and parallelism.

  Days to Ship:	1 Day(s) or more

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  Straight Edge (Ibeam type/quenched product)

  UNI SEIKI

  [Features]
  ·It is used for measuring flatness, straightness, and strain checking.
  ·It has a polished finish.
  [Applications]
  ·For inspection and measurement of flatness, straightness and parallelism.

  Days to Ship:	1 Day(s) or more

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  Standard Steel Straight Edge Class A (Hardened)

  NIIGATA SEIKI (SK)

  Set square useful for flatness, parallelism, and straightness measurement and inspection.
  [Features]
  · Measurement surface has a polished finish.
  · Includes an inspection results chart.
  · Quenched product: Hardness HV 490-620.
  [Applications]
  · For flatness, parallelism, and straightness inspection measurement.

  Days to Ship:	Quote

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  Common Type Straight Edge A Class (Non-Quenching)

  NIIGATA SEIKI (SK)

  Ruler used for flatness, straightness, and parallelism inspection of sheet metal and finish scribing.
  [Features]
  · Measurement surface has a polished finish.
  · Class A non-quenched product.
  · Straightness (10 + L/50) μm. (L indicates the nominal dimension)
  [Applications]
  · For use as a sheet metal and finishing scribing work ruler for flatness and straightness inspections.

  Days to Ship:	Quote

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  Common Type Straight Edge A Class (Quenching)

  NIIGATA SEIKI (SK)

  Set square for use as a sheet metal and finishing scribing work ruler for flatness and straightness inspections.
  [Features]
  · Convenient for inspection of flatness and straightness.
  · Measurement surface has a polished finish.
  · Class A non-quenched product.
  · Straightness: (10 + L/50) μm. (L indicates the nominal dimension)
  [Applications]
  · For use as a sheet metal and finishing scribing work ruler for flatness and straightness inspections.

  Days to Ship:	16 Day(s) or more

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  TSUBAKIMOTO Kogyo Straight Edge (Eye Type)

  TSUBAKI KOGYO

  [Features]
  · Uses natural stone that will change very little with age.
  · No rust is generated, enabling easy maintenance.
  · Used for confirming the reference surface when assembling equipment.
  · High-precision finish of premium equivalent quality.
  [Applications]
  · Used for perpendicularity and planarity measurement.
  · Can be used for verifying the precision of precision machinery, etc.
  · Used for confirming the reference surface when assembling equipment.

  Days to Ship:	Quote

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  Steel Straight Edge (Flat Type)

  UNI SEIKI

  [Features]
  · Steel construction and a polished finish has increased the quality of the ordinary product.
  · For flatness, straightness, and parallelism inspection measurement.

  Days to Ship:	1 Day(s) or more

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  steelstraight edge (bevel type)

  UNI SEIKI

  [Features]
  ·Standard products are made of steel and have a polished finish.
  ·For inspection and measurement of flatness, straightness and parallelism.

  • STOCK

  Days to Ship:	1 Day(s) or more

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  UNISEIKI Straight Edge (Eye Type)

  UNI SEIKI

  [Features]
  · Used to measure flatness and straightness to check for warping.
  · SEIW is used for measuring turbines and centering machinery together with a level.
  · Featuring a polished finish.
  · For flatness, straightness, and parallelism inspection measurement.

  Days to Ship:	Quote

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  Triangle Straight Edge

  OBISHI KEIKI SEISAKUSHO

  [Features]
  · The 3-way chamfer straightness is finished with high accuracy.
  · The end of the blade tip is very small and round.
  · Contacts the workpiece in a line, allowing accurate straight and flat measurements.
  · More accurate measurement can be done by using a light beam.
  · Quenched product.

  Days to Ship:	15 Day(s) or more

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  RIKEN Beveled Straight Edge

  RIKEN KEISOKUKI

  [Features]
  · Can be used for flatness measurement and precise scribing work.
  · An extremely handy type in which the usage surface has been machined into a bevel shape.
  · Accuracy is only guaranteed on one face (faces A-B).
  · Both quenched and non-quenched products are available.

  Days to Ship:	14 Day(s) or more

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  ibeam straight edge

  RIKEN KEISOKUKI

  [Features]
  · A precision straight ruler which can be used for inspections of flatness, straightness, parallelism, etc.
  · Quenched products are available (quenched hardness of 60 Hs or greater), as well as non-quenched products.

  Days to Ship:	14 Day(s) or more

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  I-beam straight edge RIBM series

  RIKEN KEISOKUKI

  [Features]
  · A precision straight ruler which can be used for inspections of flatness, straightness, parallelism, etc.
  · Quenched products are available (quenched hardness of 60 Hs or greater), as well as non-quenched products.

  Days to Ship:	14 Day(s) or more

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  I-shaped Straight Edge Grade A Quenched JIS B7514 Standard Product

  OBISHI KEIKI SEISAKUSHO

  [Features]
  · An I-type product which has passed the JIS standards for straight rulers (JISB7514).
  · It is ideal for inspecting flatness, straightness, parallelism, etc.
  · The precision surface dimension (same as nominal dimension) excludes 20 mm from both ends.
  · For products with the length of 1,500 mm or above, elongated handle holes are made for easy operation.
  · All sizes are quenched products

  Days to Ship:	25 Day(s) or more

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  Rectangular Straight Edge Grade A Quenched JIS B7514 Standard Product

  OBISHI KEIKI SEISAKUSHO

  [Features]
  · A rectangle product which has passed the JIS standards for straight rulers (JISB7514).
  · It is ideal for inspecting flatness, straightness, parallelism, etc.
  · The precision surface dimension (same as nominal dimension) excludes 20 mm from both ends.
  · All sizes are quenched products

  Days to Ship:	25 Day(s) or more

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  Steel Straight Edge (Flat Type / Quenched Product)

  UNI SEIKI

  [Features]
  · Made of steel with a polished finish.
  [Applications]
  · For flatness, straightness, and parallelism inspection measurement.

  Days to Ship:	16 Day(s) or more

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