A description of all the exhibited items is made as objective as possible. 
In the specification, there are technical, physical and other characteristics.
 Are listed all defects and deficiencies.
 I am always ready to answer your questions honestly and impartially.


Straight-line verification with double-sided bevel is designed to test flat surfaces 
using light slits - the light, directly determined by eye.

Permissible deviation from straightness  -No more 0,0025 mm
Dimensions L - 320 mm
                      B - 28 mm                      
                                 Material- instrumental alloyed steel.
                                Equipped with a handle with insulating plates.
Discount for the combined shipping
I will add a tracking number in EBAY 

Delivery times depend on courier services, and not on me.
 "Please do not shoot the pianist. He is doing his best."
Oscar Wilde .