01MEASURING TOOLS & SENSORS
Precision arc measurement in a pocket-sized tool
A discreet instrument of precision, this compact gauge rests easily in the palm or slips into a designer’s kit. Its matte black finish offers a quiet, professional presence on any workbench.
Engineers, makers and hobbyists use it to verify circular profiles with confidence. The tool provides immediate visual feedback for checking corners, edges and machined parts across various disciplines.
1 x Plastic Fillet Radius Gauge


02MATERIALS
Durable plastic construction for daily use
Constructed from high-quality, sturdy plastic, the gauge balances resilience with a featherlight feel. This material choice ensures longevity in varied working environments without adding unnecessary bulk to your tools. The smooth, rounded edges protect delicate surfaces from scratches while you measure, offering a safe tactile experience during detailed work.

04PORTABILITY
Card-style form fits any workspace
Designed as a minimalist card measuring approximately 9.3cm by 2.5cm, the gauge is inherently portable. Weighing only about 4 grams, it disappears into a pocket, toolbox or design kit without notice. The package carton, sized at 10 x 8 x 2 cm and weighing 0.1 kg, keeps the tool secure during transit between projects.
AT A GLANCE
The key points
- Measures internal and external radii from R1mm to R12mm
- Crafted from durable, lightweight black plastic
- Features embossed numerals that resist fading over time
- Compact card-style design measures approximately 9.3cm by 2.5cm
- Weighs just 4g for effortless portability
Precision Fillet Radius Gauge – Your Essential Tool for Accurate Arc Measurement
- Effortlessly measure and verify internal and external corner radii with our Precision Fillet Radius Gauge. This compact and lightweight tool is crafted from durable plastic, making it an indispensable asset for designers, engineers, crafters, and DIY enthusiasts who require accurate arc profiling.
- Accurate Measurement
- Clearly marked with a range of common radii from R1mm to R12mm, allowing for quick and precise identification of circular arc profiles. Each gap corresponds to an exact circular arc.
- Durable Plastic Construction
- Made from high-quality, sturdy plastic for longevity and resilience in various working environments.
- Clear & Easy to Read
- Features distinct, three-dimensional (embossed) numerals for excellent visibility and wear resistance, ensuring markings do not fade easily over time.
- Ergonomic & Safe Design
- Designed with smooth, rounded edges for comfortable handling and to prevent scratching of delicate surfaces during measurement.
- Compact & Portable
- Card-style minimalist design (approximately 9.3cm x 2.5cm) fits easily into your pocket, toolbox, or design kit. Its palm-level lightweight form (approximately 4g) makes it incredibly convenient to carry anywhere.
- Versatile Application
- Ideal for checking radii of corners, edges, patterns, machined parts, and more in fields like woodworking, metalworking, graphic design, 3D printing, and quality control.
Product Specifications
- Product Name
- Fillet Radius Gauge
- Material
- Plastic
- Measurement Range
- R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12 (likely in mm)
- Dimensions
- Approximately 9.3cm x 2.5cm x 0.2cm
- Weight
- Approximately 4g
- Features
- Embossed numerals, full-size rounded notches, rounded tool edges















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