Auto-lock Vernier Caliper KC019-KC020 Not only we can produce and assemble the finished products, but also we accept the production ... jaws etc. 1) Item Name: vernier caliper2) Item Number: KC019 and KC020 3) Measuring Range, Graduation, Accuracy, jaw size are all ... or quality carbon steel rod body 7) Features: main scale and scale line of the scale frame matt chrome plated, the ...