9519931

Diameter, mm: 10(+0.0/-0.1) x 1(+/-0.1)mm;
Polishing: 20-5 S-D both sides;
Material: UVFS C7980 0F;
Protective chamfers: 0.1-0.2mm @ 45deg;
Barrel surface: uncoated, grinded.
Parallelism error: <1arcmin;