•规格：8,10.12,13,17,191 米

•Size： 8,10, 12, 13,17, 19mm

•整体采用40CRV锻造

•Hot Drop-forged with Chrome Vanadium

•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

•72齿棘轮设计，转动一次只馬要5°利于在狭小空间使用

•Make use 72T ratchet design, move ratchet only use 5", suitable for the small space to use

•检验标准DIN3113

•Accepted standard DIN3113