熟妇的奶头又大又长奶水视频-久久xxxx-欧美综合日韩-亚洲男人的天堂www-亚洲欧美日韩国产-香蕉伊人网-麻豆视频免费看-明星性猛交ⅹxxx乱大交-神马久久久久久久久久久-中文字幕日韩av-日本男女网站-麻豆国产露脸在线观看-五月婷婷在线观看-19韩国主播青草vip-亚洲a在线播放-日韩av区-人人超人人超碰超国产97超碰-日日碰狠狠躁久久躁综合小说-深夜在线观看-免费无码成人av在线播放不卡

<strike id="8ossg"><menu id="8ossg"></menu></strike>
    • <ul id="8ossg"></ul>
        • <samp id="8ossg"><tfoot id="8ossg"></tfoot></samp>
            • 中文
            • English
            • HOME
            • About
            • Products
              • Engine industry
              • Gear Industry
              • Bearing Industry
              • Cutting Tool Industry
              • Iron and steel Industry
              • Photovaltaic Industry
              • Aeronautics and Astronautics Industry
              • Glass Tools
              • Superhard abrasives
              • General bonded abrasives
            • News
              • Company news
              • Industry news
            • Contact Us

            Products

            • Engine industry
            • Gear Industry
            • Bearing Industry
            • Cutting Tool Industry
            • Iron and steel Industry
            • Photovaltaic Industry
            • Aeronautics and Astronautics Industry
            • Glass Tools
            • Superhard abrasives
            • General bonded abrasives

            Bearing Industry

            • Resin bond CBN surface grinding wheel

              Resin bond CBN surface grinding wheel

              Resin bond Cubic boron nitride surface grinding wheel, mainly used for fine grinding bearings, gearshift gears, gaskets, slots, compressor parts, water oil pressure pump blades, precision springs and so on.

            • vitrified CBN internal grinding wheel

              vitrified CBN internal grinding wheel

              The vitrified CBN internal grinding wheel is used not only for the inner diameter of the bearing inner wheel and the groove of the outer wheel,but also for the grinding of the inner surface of the compressor and the parts of the pump body.It is also

            • Bearing groove grinding wheel

              Bearing groove grinding wheel

              Bearing groove grinding wheel is applied to grinding and processing various kinds of bearing raceway.The groove grinding wheel can be used in the grinding of the outer groove of the bearing inner ringand the thread grinding of the workpiece, which ca

              Quick navigation:

            • About Us
            • Products
            • News
            • Contact Us

            Bold Group

            Forturetools

            BYD Abrasives

            Malaysia
            ADD: No.10 Dongqing Street,
            High&New tech Development Zone.
            Zhengzhou, Henan, China.
            Postal code: 450001 E-mail:liu@bold68.com
            Phone: 0371-67662016 86162612
            ?Copyright 2004 Zhengzhou Bold Abrasives Co., Ltd. All Rights Reserved.
            Leave Message Fold Window
            Name
            Telephone
            E-mail/QQ
            Message

            感谢您访问我们的网站,您可能还对以下资源感兴趣:

            熟妇的奶头又大又长奶水视频-久久xxxx-欧美综合日韩-亚洲男人的天堂www-亚洲欧美日韩国产-香蕉伊人网-麻豆视频免费看-明星性猛交ⅹxxx乱大交-神马久久久久久久久久久-中文字幕日韩av-日本男女网站-麻豆国产露脸在线观看-五月婷婷在线观看-19韩国主播青草vip-亚洲a在线播放-日韩av区-人人超人人超碰超国产97超碰-日日碰狠狠躁久久躁综合小说-深夜在线观看-免费无码成人av在线播放不卡
          • <kbd id="aiis0"></kbd>
            <th id="aiis0"><menu id="aiis0"></menu></th>