7 Step test block(mm)/
1 1.5 2 4 6 8 10mm
Dimension 140x20mm
7 Step test block(inch)/
0.1 0.2 0.4 0.5 0.75 1inch
Dimension 5.25×0.75 inch
Case optional
Product Name : 7 STEP STELL BLOCK
7 Step test block(mm)/
1 1.5 2 4 6 8 10mm
Dimension 140x20mm
7 Step test block(inch)/
0.1 0.2 0.4 0.5 0.75 1inch
Dimension 5.25×0.75 inch
Case optional