Digital Radius Guage


  • Direct reading of internal & external radii
  • mm/inch automatic conversion
  • Measured value locking by “hold” button
  • Heat tempered CNC precisely machined stainless steel claws
  • 3 standard claws with chords of 130, 300, 500 to measure very small and big radii


Digital Radius Gauge Model 130 Model 300 Model 500
Metric Imperial Metric Imperial Metric Imperial
Min. External Radius 92mm 3.622in 470mm 18.504in 1009mm 39.724in
Min. Internal Radius 102mm 4.016in 443mm 17.221in 1617mm 63.661in
Max. Radius 1037mm 40.827in 5363mm 211.142in 15621mm 615in

Time to get out of exasperating process of calculating radius using a mathematical formula every time you measure radii! With this device you have instant reading of internal or external radii. It has 3 standard claws with chords of 130, 300, 500 to measure very large and small radii. It can be used either in mm or inch.

Technical data
Chord Model 130 130mm Lithium battery type 3V CR2032
Model 300 300mm Battery life 5000h
Model 500 500mm Display LCD
Arrow stroke 50mm Size of display 20mm*36mm
Arrow readout accuracy 0.001mm Weight 1600g


Payment method: Paypal, Credit Card, TT.
Shipping: Free shipping by EMS, shipping by DHL or FEDEX EXPRESS need extra 45$.
Package: Digital radius gauge with detection arrow * 1 piece, Claws * 3 pieces, Plastic case * 1 piece.
*Lithium battery is not included due to air freight restrictions.

Additional information

Weight 2 kg
Dimensions 450 × 300 × 100 cm


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