Needle size reference:
14G (2,2mm) / needle length 45mm - Suitable for 2.0 mm jewelry
16G (1,7mm) / needle length 45mm - Suitable for 1.6 mm jewelry
17G (1,5mm) / needle length 45mm - Suitable for 1.2/1.6 mm jewelry
18G (1,3mm) / needle length 45mm - Suitable for 1.2 mm jewelry
20G (1,1mm) / needle length 32mm - Suitable for 1.0 mm jewelry
See video how to use here
