SLEWER is a professional supplier of Slewing System Products such as Slew Ring(Slewing Bearing) and Slew Drive, which is the Power Trans Division of HMEC (CHINA) CORP. HMEC has a long history nearly of 30 years for manufacturing & exporting the quality mechanical & electrical products to the global market.
ISO 9001:2000 certification. Material: high quality Chrome steel AISI 52100 / 100Gr6, Stainless steel AISI 440C, and plastic. Precision class: ABEC-1, ABEC-3, ABEC-5, ABEC-7.








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