high quality bubble level RB-SQ101029

* Name,spiritlevel * No.,RB-SQ101029 * Size,10*10*29MM * This vial is made of Acrylic * The precision is 30'+/-6', the air bubble will be always at the middle of two lines when put the vial on the level table * Could not saw the mark of machining from 25CM away * The air bubble could be aggregated in 1 second after collision * The vial could bear 1J impact force * The vial will be like the original after being experimented under -32oC with 24h and 77oC with 24h * We can do thevials according to your requirements(size,precision and so on)