一区精品二区精品三级视频 野处乡下一级毛片 夜夜爽妓女8888视频免费观看 欧美成人性爱综合网怡红院

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:[email protected]
Phone: 0371-67662016 86162612
?Copyright 2004 Zhengzhou Bold Abrasives Co., Ltd. All Rights Reserved.
Leave Message
Name
Telephone
E-mail/QQ
Message
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |