• 规格：8, 9, 10, 11,12, 13, 14, 15, 16, 17, 18, 19«米

• Size： 8, 9,10, 11, 12,13, 14, 15,16, 17, 18, 19mm

• 整体采用40CRV锻造

• Hot Drop-forged with Chrome Vanadium

• 表面采用視面拋光，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，转动一次只鷄要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