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STAINLESS STEEL VERNIER CALIPERS (Type III)

STAINLESS STEEL VERNIER CALIPERS (Type III)
-Vernier is fixed with screws in view of future repairing after long time using.
-Calipers have outside and inside measurement functions at the same time, the upper jaws of calipers can be used for scratching on workpieces.
-Outside measuring faces of calipers are all proceeded with hand-lapping after precision grinding in order to promise its parrelelism and roughness requirements.
-All other measuring faces except of outside measuring faces are proceeded with precision grinding in order to promise its parrelelism and roughness requirements.
-All calipers whose sizes are equal or bigger than 300mm have fine-adjustment device.
-All calipers are made of Stainless Steel.
-All calipers are strictly made according to Chinese National Standard GB21389-2008.
Range(mm) Grad(mm) A(mm) B C D H Accuracy(mm)
    Normal jaw Long jaw (mm) (mm) (mm) (mm) Normal jaw Long jaw
0-250 0.05 60 90 10 10 17 36.5 0.05mm 0.06mm
0-300 0.05 60 90 10 10 17 36.5 0.06mm 0.10mm
0-500 0.05 100/125 150 10 12 25 55 0.07mm
0-600 0.05 100/125 150 10 12 25 55 0.08mm 0.13mm
0-250 0.02 60 90 10 10 17 36.5 0.05mm 0.06mm
0-300 0.02 60 90 10 10 17 36.5 0.06mm 0.10mm
0-500 0.02 100/125 150 10 12 25 55 0.07mm
0-600 0.02 100/125 150 10 12 25 55 0.08mm 0.13mm
0-250 0.05/1/128 60 90 10 10 17 36.5 0.05mm 0.06mm
0-300 0.05/1/128 60 90 10 10 17 36.5 0.06mm 0.10mm
0-500 0.05/1/128 100/125 150 10 12 25 55 0.07mm
0-600 0.05/1/128 100/125 150 10 12 25 55 0.08mm 0.13mm
0-250 0.02/0.001 60 90 10 10 17 36.5 0.03mm 0.04mm
0-300 0.02/0.001 60 90 10 10 17 36.5 0.04mm 0.06mm
0-500 0.02/0.001 100/125 150 10 12 25 55 0.05mm 0.08mm
0-600 0.02/0.001 100/125 150 10 12 25 55 0.10mm
 

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