Description
Custom made metal nano spin tops made by designer and CNC specialist Ōshiro Masahiro. The tops are available in 4 metals and 2 finishes natural and patina (aged). Size is approximately 10mm diameter and 17mm tall. Weights range between 5g – 5.30g.
- Brass → Copper (Cu) & Zinc (Zn)
- Gunmetal → 90% Copper (Cu) + 10% Tin (Sn)
- Nickel Silver → Copper (Cu), Zinc (Zn), Nickel (Ni)
- Phosphor Bronze → Copper (Cu), Tin (Sn), Phosphorus (P)
Ōshiro Masahiro: After graduating from maintenance school, he became involved in four-wheel races such as the All Japan GT Championship as a race mechanic. ・After working at a machine tool manufacturer for several years, he now runs a metal processing factory specializing in CNC processing.
大城将宏:
・整備学校を卒業後、レースメカニックとして全日本GT選手権など4輪レースに携わる
・工作機械メーカーで数年間勤務後、現在のCNC加工専門の金属加工工場を経営