1. Clear and Easy to Read: Our gauge inside caliper pointer readings are clear and easy to read, with longer life and high accuracy to help you minimize measurement errors.
2. Specifications and Measuring Depth: Gauge inside caliper is available in 55?153mm or 2.2?6in with a reading of 0.01mm and a measuring depth of 90mm or 3.5in.
3. 10 Replacement Heads: The gauge inside internal caliper kit contains ten interchangeable internal caliper heads with different ranges and specifications for you to use according to the actual situation.
4. Aluminum Material: Gauge inside caliper is made of aluminum alloy material with exquisite craftsmanship, wear resistant and practical, which can be used stably.
5. Widely Used: Our inside caliper is widely used for the measurement of all kinds of bore, inside diameter, inside groove size.

Spec:
Item Type: Gauge Internal Caliper
Material: Aluminum Alloy
Specification: Approx. 55-153mm/2.2-6in
Reading Value: 0.01mm
Error: ±0.02mm
Measuring Depth: Approx. 90mm/3.5in
Use: Widely used in all kinds of internal holes, internal diameter, internal groove size measurement

How to Use:
Direct installation and use.

packing list:
1 x Gauge Dial Inside Caliper
2 x Wrench
10 x Gauge Dial Inside Caliper Head
1 x Manual
1 x Storage Box