Product Overview

This digital inside groove caliper is designed for accurate internal measurements, specifically groove dimensions inside bores. Constructed from hardened stainless steel and equipped with a glass fixed grid capacitive transducer, it delivers stable, repeatable accuracy in workshop and industrial environments. The LCD display, data output capability, and IP54 protection make it a reliable choice for precision inspection tasks.

Key Features

• Hardened Stainless Steel Construction
  Wear-resistant main scale and measuring jaws ensure long-term durability and precision

• Knurled Locking Screw
  Secures measurements for clear, stable readings

• High-Precision Glass Grid Transducer
  Glass fixed grid provides stable, accurate measurement performance

• IP54 Waterproof Protection
  Suitable for use in wet or dusty conditions

• Versatile Measuring Ranges
  Available in 8–150 mm, 13–200 mm, and 15–300 mm to cover diverse internal groove measurements

• Clear LCD Display
  Fast response with smooth reading and no over-speed errors

• Data Output Function
  Supports external data recording accessories (sold separately)

Technical Specifications

• Product Type: Digital inside caliper (inside groove measurement)

• Material: Stainless steel (hardened main scale)

• Measurement Use: Internal groove and bore dimensions

Measuring Ranges:

• 8–150 mm

• 13–200 mm

• 15–300 mm

• Resolution: 0.01 mm / 0.0005 inch

• Accuracy: ±0.04 mm

• Transducer: Capacitive grid with glass fixed grid

• Display: LCD

• Protection Rating: IP54 waterproof

• Data Output: Yes (external accessory required)

• Battery: 1 × 3V CR2032 lithium battery (not included)

• Battery Life: Over 1 year (typical use)

• Functions: Auto-off, zero-set, inch/mm conversion, data output

Measurement Capabilities

• Accurate internal groove measurement

• Stable readings for inspection and quality control

• Metric and inch unit conversion

• Zero-setting at any position

Applications

• Measuring internal grooves and bores

• Machining and metalworking inspection

• Quality control and tolerance verification

• Workshop, factory, and laboratory use

Package Includes

• 1 × Digital Inside Groove Caliper

• 1 × English Instruction Manual

• 1 × Sturdy Plastic Storage Box

• 1 × Outer Paper Box

• 1 × Mini Screw (for battery cover opening)