Lubang Kancing/ Buttonholer merk YS-STAR Untuk membuat lubang kancing 1 model (ukuran lubang dapat diatur) Variasi: 1. Buttonholer F-Strong model no. YS-4454 (untuk mesin jahit tradisional), MADE IN CHINA 2. Buttonholer YS-STAR model no. YS-4454 (untuk mesin jahit tradisional) HIGH QUALITY, MADE IN TAIWAN 3. Buttonholer YS-STAR model no. YS-4455 (untuk mesin jahit highspeed) HIGH QUALITY, MADE IN TAIWAN