The product is designed specially of pressure indicating instruments for refrigeration industry.
The capillary tube is 1/8" and two flared tube are 1/4" with two 1/4" copper nuts.

Size: 3mm x 0.5mm x 1000mm; 3mm x 0.5mm x 1200mm, 3mm x 0.5mm x 1500mm; the length can be done according to requests.