No. 8 South Sanjian Development Zone, Bajia, Jinsha, Danzao Town, Nanhai District, Foshan, Guangdong, China
+86 186 6548 8072
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- Multi-Point Lock Systems
  Secure, durable multi-point locks for doors and windows.
  Crescent Locks and Window Latches
  Reliable crescent locks and latches for window safety.
  Door and Window Handles
  Ergonomic handles for doors and windows, built to last.
  Door and Window Hinges
  Sturdy, smooth-operating hinges for doors and windows.
  Lock Boxes and Gearboxes
  Durable lock boxes and gearboxes for secure hardware.
  Window and Door Accessories
  Quality accessories to complete door and window setups.
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Blog
- Fenestration Hardware Compliance
  US & EU fenestration hardware compliance rules & testing guide.
  Global Hardware Sourcing Strategy
  Global sourcing strategy for window & door hardware manufacturers.
  Multi-Point Lock Systems Engineering
  Engineering multi-point lock systems for secure, smooth operation.
  Window & Door Hardware Design
  Design insights for durable, ergonomic window & door hardware products.
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Window Sash Lock

Window & Door Hardware Design

What Is a Crescent Window Lock? Types, Parts, and Applications

A crescent window lock looks simple, but its performance depends on cam geometry, keeper alignment, fasteners, sash overlap, and frame tolerances. This guide explains the types, components, applications, safety limits, and specification traps buyers need to understand.

fschier-administrator
July 8, 2026

Global Hardware Sourcing Strategy

Crescent Lock Purchasing Overview: Security, Feeling, and Installation Fit

The majority of crescent locks fail silently: loosened interaction, poor keeper positioning, weak screws, unclear alloy specifications, and a "secured" really feel that exists to the customer. This guide shows how to evaluate a crescent window lock prior to it comes to be a warranty trouble.

fschier-administrator
May 9, 2026

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Window Sash Lock

What Is a Crescent Window Lock? Types, Parts, and Applications

Crescent Lock Purchasing Overview: Security, Feeling, and Installation Fit

Get in Touch

Looking for hardware solutions that meet EU / US standards?

I need a quotation

I need CAD /3D files

I have an OEM/ODM request

Looking for hardware solutions that meet European / American standards?

What Is a Crescent Window Lock? Types, Parts, and Applications

Crescent Lock Purchasing Overview: Security, Feeling, and Installation Fit

Get in Touch