... Zinc/chrome plating 60/2", 75/3", 100/4", 125/5", 150/6", 200/8" Production: 1.Zinc ... finish {white or yellow zinc}2.All Metal Construction 3. ... Stamped, Specification:1.Material: 45#Carbon Steel 2.Finishing: Zinc finish(white or yellow) 3.Size ... zinc Plated, Hardened Company introduction: 1. 8 years professional manufacturing spanner 2. 66, 000 square meters area 3. ...