国产亚洲日韩网曝欧美台湾,偷柏自拍亚洲综合在线,动漫人妻无码精品专区综合网,中文字幕日韩一区二区不卡

Products

High-precision electroplating CBN mounted points

05高精度電鍍CBN磨頭.jpg

High-precision electroplating CBN mounted points are used for precision grinding of gears, worm, nozzle, bearing sleeve and auto parts.

Grinding materials include alloy steel, high-speed steel, ceramics, powder metallurgy and so on.



Bold Group

Forturetools

Yucheng Diamond

BYD Abrasives

YuCheng

Malaysia
ADD: No.10 Dongqing Street,
High&New tech Development Zone.
Zhengzhou, Henan, China.
Postal code: 450001 E-mail:info@bold68.com
Phone: 0371-67662016 86162612
?Copyright 2004 Zhengzhou Bold Abrasives Co., Ltd. All Rights Reserved.
Leave Message
Name
Telephone
E-mail/QQ
Message
国产成人高清在线观看视频| 免费女人18毛片A级毛片视频| 久久精品国产乱子伦| 精品人妻AV无码一区二区三区| 在线精品视频在线观看国内 | 国产午睡沙发系列999|