•观格:6x7, 8x10, 9x11,12x14, 13x15, 14x17, 16x18, 17x19, 19x22, 22x24, 24x27, 30x32莹米

•Size： 6x7, 8x10, 9x11, 12x14, 13x15,14x17,16x18, 17x19, 19x22, 22x24, 24x27, 30x32mm

•整体采用工具钢锻造

•Hot Drop-forged with high carbon steel

•表面采用镜面抛光，镍镍铬处理，不易生锈

•Suface deal with mirror polish, Ni-Ni-Cr, keep long time good

•检验标准DIN3113

•Accepted standard DIN3113