Product parameters:
This item has two kinds, the rotation scale Model: BST10X1 #, cross scale Model: BST10X13 # new '0.1mm'. Can be optional, to the customer service note on the next (the effect is as follows). Do not pay attention to random hair. Optical glass lenses, High-definition. Applicable to the textile fiber fiber density observation and analysis, antique calligraphy and painting, stamps and printing outlets professional instrument identification. Please recognize the Bastes security standard!












BST10X1 # (rotary scale)




BST10X13 # (cross scale)








