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Country of Origin China
Brand VTSYIQI
Number 30 Specimens
MPN 2025
Ra 0.05-12.5
UPC 635416064140

Check the listing for details. Surface Roughness Standards Set Roughness Comparison Specimens with 30PCS. Condition: New, Made in China. Listed at 200.00 USD. The surface rough contrast blocks is made of 45 carbor stool except the GCr15 which is using to plat lapping the sample block. The range of surface roughness comparisons is based on the data in the table below.

$100.00
$200.00