black bulk (1 price)(黑色散装（1支价格）) red bulk (1 price)(红色散装（1支价格）) blue bulk (1 price)(蓝色散装（1支价格）) black 12 pcs boxed (the price of a whole box)(黑色12支盒装（一整盒的价格）) red 12 pcs boxed (the price of a whole box)(红色12支盒装（一整盒的价格）) blue 12 boxes (the price of a whole box)(兰色12支盒装（一整盒的价格）) black one barrel (40 pieces)(黑色一整桶装（40支）) red one barrel (40 pieces)(红色一整桶装（40支）) blue one barrel (40 pieces)(蓝色一整桶装（40支）) black one barrel (20 pieces)(黑色一整桶装（20支）) red one barrel (20 pieces)(红色一整桶装（20支）) blue one barrel (20 pieces)(蓝色一整桶装（20支）)

0.5mm(0.5mm)