4 ms·
The marks aren't the same across brands. Some have three dashes with two oriented horizontal and one up. Others have two equal dashes (My axis was 90° at the ti
by kevin_thibedeau 2y ago
The marks aren't the same across brands. Some have three dashes with two oriented horizontal and one up. Others have two equal dashes (My axis was 90° at the time). Others have two with unequal length.