WELCOME TO HUAFENGLAB
SinoFeng Educational Apparatus Int'l Limited
Email:marketing@huafenglab.com,
URL:www.huafenglab.com
Address:HONG KONG,CHINA
PVC coated prong. Made of zinc alloy and chrome plated. 1/ Small size: for dia. from 0 to 35mm.2/ Big size: for dia. From 0-60mm
Mobile:13802971364