Clear & Easy to Read - Our caliper's inner pointer readings are clear and easy to read, with a longer lifespan and to help you minimize measurement errors.
SPECIFICATIONS & MEASUREMENT DEPTH - The inner of the caliper is available in 55-153mm or 2.2-6 inches with a reading of 0.01mm and a measuring depth of 90mm or 3.5inch.
10 REPLACEMENT HEADS - The internal kit contains ten interchangeable internal caliper heads with different ranges and specifications for you to use them according to the actual situation.
Aluminum Material The inner is made of aluminum alloy material with exquisite craftsmanship, wear- and practical, which can be used stably.
Widely Used Our inner caliper is widely used to measure all kinds of holes, inner diameters and inner slot sizes.