Jiangsu Xingrui Tools CO.,LTD
品質 HSS機械蛇口, HSS手の蛇口 中国からの製造業者
その他のビデオ
-
00:49
factory
February 01, 2021 -
00:52
machine taps produce process
June 28, 2020 -
00:49
chine professional hss drill bit manufacturer.
May 28, 2020