Handle Material
| Raw material name | Source of raw materials |
| Resin | Produced separately by the ARNO craftsman team, various colors can be customized, and various splicing styles can be made. |
| Acrylic | Custom purchase from the UK. |
| Wood | Select all kinds of precious woods, including ebony, desert golden wood, olive wood, and unique woods from China such as 金丝楠 and 崖柏. |
| GR5 | U.S. custom purchase |
| Aluminum | made in China |
| Copper | made in China |