1. Applied to open-in side hung window and sliding window.
2. Aluminum alloy cover proves the strength of the handle.
3. Can guarantee the unified surface finish, no chromatism.
4. Special color treatment is available according to profile.
5. Wide application, length of the exposed part of quadrate-tongue= 25, 30, 35, 40, 45.
6. Design Patent: the locator expands while screwing, which can avoid the loose of screws and improve the compliance with transmitter.
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