Engineered for Accuracy for over 80 years

Pi Tape® Product Collection

Measurement Insights

Understanding Key Dimensions

Before choosing your Pi Tape® tools, it helps to understand the key measurement definitions. Familiarize yourself with these terms so you can select the right tool for your application.

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Circumference Tapes

Inside Diameter Tapes

Linear Rules

O-Ring Tapes

Other Products

Outside Diameter Tapes

1095 Spring Steel

716 Stainless Steel

Blue Easy to Read

Precision Outside Diameter Tape

Outside Diameter Tapes

Accurately measure outside diameters with reliable, high-precision tapes designed for consistent, repeatable results.

SKU: OP

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Precision Inside Diameter Tape

Inside Diameter Tapes

Accurate, reliable tapes for measuring inside diameters with consistent, repeatable results in any application.

SKU: IP

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Precision Inside Diameter O-ring Tape

Inside Diameter Tapes, O-Ring Tapes

Accurately measure O-ring inside diameters with precision tapes designed for consistent and reliable results.

SKU: RT

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Precision Linear Rule with Vernier Scale

Linear Rules

High-accuracy linear measurements with a separate hand held vernier scale for precise, repeatable readings in demanding applications.

SKU: L

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LPS-3 Steel Protectant

Protect your precision tools and steel parts with LPS‑3 Steel Protectant. This long‑lasting, moisture‑displacing formula leaves a soft, transparent waxy film that prevents rust and corrosion—ideal for indoor storage of high‑accuracy instruments.

SKU: LPS

$46.00

Tension Scale 0-10lbs furnished with Calibration Report

Precision 0–10 lb tension scale with a furnished calibration report, ideal for accurately measuring tension on Pi Tape® products and other precision applications.

SKU: TS

$388.00

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Authorized Pi Tape® Distributors Worldwide

Find a Distributor

Pi Tape® products are available worldwide through authorized distributors. Use our distributor locator to find the closest supplier and get your instruments quickly.