210 2231624
210 2231624

INSIZE was founded in 1995 and is one of the world’s leading manufacturers of measuring instruments and metrology equipment.
With factories in China and other countries in Asia, as well as production facilities in Germany and Italy for the INSIZE PLUS series, the company offers products that stand out for their accuracy, durability, and reliability, while being distinguished by an excellent quality-to-price ratio.
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of INSIZE in Greece since 2007. We have more than 1,500 INSIZE product codes in stock, a number that is continuously increasing. In addition, we can support the entire range of the Insize catalog which includes more than 40,000 different product codes.
In our store we provide technical support for all INSIZE products through trained technicians, while ensuring high availability of spare parts, ensuring prompt service and reliability for our customers.
INSIZE offers a complete range of measuring instruments for industrial, machining and laboratory use, such as:
All of its products meet European specifications, following various international quality and safety standards.
Specifications Type: Radius gage for internal and external radii Material: Medium carbon steel Codes/variants: 4801-17, 4801-16, 4801-15 De...
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The Helios‑Preisser GmbH is a German company based in Gammertingen (Schwäbische Alb), which for more than 75 years has specialized in the manufacture of high-precision manual measuring instruments. It has an extensive range of more than 3,500 different products, such as calipers, micrometers, protractors, and many special measuring tools. In addition, it offers specialized custom configurations. With production “Made in Germany”, two production facilities, and more than 120 employees, Helios-Preisser covers applications in mechanical engineering, metallurgy, laboratory measurement, and quality control, making it a reliable provider for demanding measurement projects. Helios-Preisser now belongs to the Mahr Group.
Our company, TRIANTAFYLLOU K SIA E.E. is the official representative of Helios‑Preisser in Greece since 2012 and we can support the entire range of its catalog, which includes more than 3,000 different product codes.

For convex and concave surfaces Locking nut Made of stainless steel

INSIZE was founded in 1995 and is one of the world’s leading manufacturers of measuring instruments and metrology equipment.
With factories in China and other countries in Asia, as well as production facilities in Germany and Italy for the INSIZE PLUS series, the company offers products that stand out for their accuracy, durability, and reliability, while being distinguished by an excellent quality-to-price ratio.
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of INSIZE in Greece since 2007. We have more than 1,500 INSIZE product codes in stock, a number that is continuously increasing. In addition, we can support the entire range of the Insize catalog which includes more than 40,000 different product codes.
In our store we provide technical support for all INSIZE products through trained technicians, while ensuring high availability of spare parts, ensuring prompt service and reliability for our customers.
INSIZE offers a complete range of measuring instruments for industrial, machining and laboratory use, such as:
All of its products meet European specifications, following various international quality and safety standards.
Specifications: Made of stainless steel 4802-31: Range: 25-40mm Included leaf radii (mm): 25, 25.5, 26, 26.5, 27, 27.5, 28, 28.5, 29, 29.5, 30...
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INSIZE was founded in 1995 and is one of the world’s leading manufacturers of measuring instruments and metrology equipment.
With factories in China and other countries in Asia, as well as production facilities in Germany and Italy for the INSIZE PLUS series, the company offers products that stand out for their accuracy, durability, and reliability, while being distinguished by an excellent quality-to-price ratio.
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of INSIZE in Greece since 2007. We have more than 1,500 INSIZE product codes in stock, a number that is continuously increasing. In addition, we can support the entire range of the Insize catalog which includes more than 40,000 different product codes.
In our store we provide technical support for all INSIZE products through trained technicians, while ensuring high availability of spare parts, ensuring prompt service and reliability for our customers.
INSIZE offers a complete range of measuring instruments for industrial, machining and laboratory use, such as:
All of its products meet European specifications, following various international quality and safety standards.
Range: 0.5 - 13 mm 26 leaves Each piece has 3 concave and 2 convex measuring surfaces Provided with handle Made of medium carbon steel

INSIZE was founded in 1995 and is one of the world’s leading manufacturers of measuring instruments and metrology equipment.
With factories in China and other countries in Asia, as well as production facilities in Germany and Italy for the INSIZE PLUS series, the company offers products that stand out for their accuracy, durability, and reliability, while being distinguished by an excellent quality-to-price ratio.
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of INSIZE in Greece since 2007. We have more than 1,500 INSIZE product codes in stock, a number that is continuously increasing. In addition, we can support the entire range of the Insize catalog which includes more than 40,000 different product codes.
In our store we provide technical support for all INSIZE products through trained technicians, while ensuring high availability of spare parts, ensuring prompt service and reliability for our customers.
INSIZE offers a complete range of measuring instruments for industrial, machining and laboratory use, such as:
All of its products meet European specifications, following various international quality and safety standards.
External radius range: 5-910 mm / 0.2-35.83' Internal angle range: 7-910 mm / 0.3-35.83' Accuracy: ±0.01R, where R is the angle to be measured Rea...
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INSIZE was founded in 1995 and is one of the world’s leading manufacturers of measuring instruments and metrology equipment.
With factories in China and other countries in Asia, as well as production facilities in Germany and Italy for the INSIZE PLUS series, the company offers products that stand out for their accuracy, durability, and reliability, while being distinguished by an excellent quality-to-price ratio.
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of INSIZE in Greece since 2007. We have more than 1,500 INSIZE product codes in stock, a number that is continuously increasing. In addition, we can support the entire range of the Insize catalog which includes more than 40,000 different product codes.
In our store we provide technical support for all INSIZE products through trained technicians, while ensuring high availability of spare parts, ensuring prompt service and reliability for our customers.
INSIZE offers a complete range of measuring instruments for industrial, machining and laboratory use, such as:
All of its products meet European specifications, following various international quality and safety standards.
Range (radius): 4-53mm / 0.16-2.09' Reading: 0.01mm / 0.0005' Accuracy: ±0.02mm Measurement of external arc radius, the arc angle of the measured ...
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The Helios‑Preisser GmbH is a German company based in Gammertingen (Schwäbische Alb), which for more than 75 years has specialized in the manufacture of high-precision manual measuring instruments. It has an extensive range of more than 3,500 different products, such as calipers, micrometers, protractors, and many special measuring tools. In addition, it offers specialized custom configurations. With production “Made in Germany”, two production facilities, and more than 120 employees, Helios-Preisser covers applications in mechanical engineering, metallurgy, laboratory measurement, and quality control, making it a reliable provider for demanding measurement projects. Helios-Preisser now belongs to the Mahr Group.
Our company, TRIANTAFYLLOU K SIA E.E. is the official representative of Helios‑Preisser in Greece since 2012 and we can support the entire range of its catalog, which includes more than 3,000 different product codes.
Made of stainless steel For determining the radius size With wooden case
Product description This gauge will take outside radius measurements of cylindrical objects, the curvature of body panels, railing, etc., anyth...
View full detailsProduct description This gauge is ideal for taking radius measurements from the inside curvature of a boat, aircraft, archway, railing, etc., a...
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INSIZE was founded in 1995 and is one of the world’s leading manufacturers of measuring instruments and metrology equipment.
With factories in China and other countries in Asia, as well as production facilities in Germany and Italy for the INSIZE PLUS series, the company offers products that stand out for their accuracy, durability, and reliability, while being distinguished by an excellent quality-to-price ratio.
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of INSIZE in Greece since 2007. We have more than 1,500 INSIZE product codes in stock, a number that is continuously increasing. In addition, we can support the entire range of the Insize catalog which includes more than 40,000 different product codes.
In our store we provide technical support for all INSIZE products through trained technicians, while ensuring high availability of spare parts, ensuring prompt service and reliability for our customers.
INSIZE offers a complete range of measuring instruments for industrial, machining and laboratory use, such as:
All of its products meet European specifications, following various international quality and safety standards.
Technical Specifications Measurement of radius of internal or external arcs Reading: 0.01 mm / 0.001" Buttons: on/off, hold, mm/inch, s (jaw ...
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INSIZE was founded in 1995 and is one of the world’s leading manufacturers of measuring instruments and metrology equipment.
With factories in China and other countries in Asia, as well as production facilities in Germany and Italy for the INSIZE PLUS series, the company offers products that stand out for their accuracy, durability, and reliability, while being distinguished by an excellent quality-to-price ratio.
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of INSIZE in Greece since 2007. We have more than 1,500 INSIZE product codes in stock, a number that is continuously increasing. In addition, we can support the entire range of the Insize catalog which includes more than 40,000 different product codes.
In our store we provide technical support for all INSIZE products through trained technicians, while ensuring high availability of spare parts, ensuring prompt service and reliability for our customers.
INSIZE offers a complete range of measuring instruments for industrial, machining and laboratory use, such as:
All of its products meet European specifications, following various international quality and safety standards.
For measuring diameter variation, cavity, convexity, and other parameters Continuous measurement in the axial direction Includes 4 wheels

INSIZE was founded in 1995 and is one of the world’s leading manufacturers of measuring instruments and metrology equipment.
With factories in China and other countries in Asia, as well as production facilities in Germany and Italy for the INSIZE PLUS series, the company offers products that stand out for their accuracy, durability, and reliability, while being distinguished by an excellent quality-to-price ratio.
Our company, ΤΡΙΑΝΤΑΦΥΛΛΟΥ Κ ΣΙΑ Ε.Ε. is the official representative of INSIZE in Greece since 2007. We have more than 1,500 INSIZE product codes in stock, a number that is continuously increasing. In addition, we can support the entire range of the Insize catalog which includes more than 40,000 different product codes.
In our store we provide technical support for all INSIZE products through trained technicians, while ensuring high availability of spare parts, ensuring prompt service and reliability for our customers.
INSIZE offers a complete range of measuring instruments for industrial, machining and laboratory use, such as:
All of its products meet European specifications, following various international quality and safety standards.
Measurement comparison with digital/dial readings. You typically need standard workpieces to zero it. For measuring diameter/convexity/concavity/t...
View full detailsRadius gauges are radius checking templates used to quickly identify internal and external radii (fillets/rounds) on workpieces and cutting tools. They support setup verification, wear inspection and geometry confirmation without time‑consuming dimensional calculations.
Available as blade sets covering multiple radii, for internal/external profiles, in metric or inch versions, with stainless or hardened steel leaves and protective holders. Options from Insize & Preisser.
Well suited for machine shops, toolmaking and QC; choose the radius range and blade style that match the profiles you inspect most often.
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