๋ฒก์‹œ๊ป€ ์ ค๋†’์€๊ฒŒ 2mm ์ •๋„๋กœ ์•Œ๊ณ ์žˆ๋Š”๋ฐ ์–˜๋Š” ๋ช‡ mm ์ •๋„์ž„ ??