HONGKONG
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Specification
(mm)
Flatness of Working Surface & Parallelism of Opposite Surfaces
Squareness between Working Surfaces
Tolerance of H. & W.
between a Matched Pair
Precision Grade (μm)
00
0
160x25x16mm
1.5
3
20
40
250x40x25mm
2
4
30
60
400x63x40mm
8
80
630x100x63mm
6
12
50
100
Alternative for blocks, used to measure the depth of parallelism of parts.
Each Specification has ‘A’ and ‘B’ type. ‘A’ means 4 working surfaces and ‘B’ means 2 working surfaces.