Koppalive Modern Bedroom Solid Brass Silent Mortise Door Lock Set Brush Bronze Privacy Lever Door Handles for Interior Door

• Customization: Available
• After-sales Service: Return and Replacement
• Warranty: 1 Year
• Model NO.: 912-B
• Material: Brass
• Shape: Lever
• Style: European Antique Style
• Lock: With Lock
• Installation Type: Surface Installation
• Surface Treatment: Brushed
• Color: Brass, Black, Antique Bronze, Grey
• Usage: Door
• Customized: Customized
• Lock Body Option: Privacy,Passage,Invisible Lock
• Split Ring Specification: 55*55*10mm
• Handle Size: 132*19*60mm
• Lock Body: 72*55(mm),85*50(mm)
• Buying Instructions: Complete Set for Sale
• Center to Center: 58mm or 72mm
• Fitting Door Thickness: 30-50mm
• Transport Package: Carton
• Specification: All designs available
• Trademark: KOPPALIVE
• Origin: China, Zhejiang
• Production Capacity: 10000set Per Month
• Package Size: 33.00cm * 19.00cm * 9.00cm
• Package Gross Weight: 2.500kg

Product Description

Koppalive Modern Bedroom Round Smooth Brass Mortise Door Lock Set Passage Lever Door Handle

Product Description

Type	Door Lever handles lockset	Brand	KOPPALIVE
Model Number	912-B	Material	Brass
Place of Origin	Zhejiang, China	Color	Brass, Black, Bronze, Grey
Handle Length	132*19*60mm	Split ring specification	55*55*10mm
Weight	1.03kg	Lock Body	72*55(mm) / 85*50(mm)
Lock Body Option	Privacy, Passage, Invisible Lock	Fitting door thickness	30-50mm
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Privacy

Passage

Dummy

* An handle set with a locking mechanism

* Usually in the form of a small push pin lock on the side of the knob or lever

* To be used with interior locksets only

* A handle set without an internal locking mechanism

* To be paired with a deadbolt for an exterior door, or on an interior door that doesn't require privacy

* For example: a walk-in linen closet, kid's room, etc

* Dummy sets have no latch and require no bore hole

* Surface mounted to the door

* Often used in conjunction with a passage or privacy set for double or french doors

* Acts as a jamb, with a strikeplate for the other door's latch to fit into

Care of Brass Finishes

 
The finish of this product has been lacquered with anti-oxygen oil sealing,
 
We recommend the occasional use of a soft cloth to cleaning.

* Avoid acidic cleaners to clean finish

*Avoid direct contact with highly corrosive chemicals

*Avoid useing sharp cleaning balls such as steel wire balls

Packing & Delivery

Company Profile

Zhejiang Zhangshi Hardware Co., Ltd. was established in 2013 and is located in Wenzhou, Zhejiang Province, on the eastern coast of China. The company benefits from a strategic location close to Ningbo Port and Shanghai Port, providing strong advantages in global logistics and international trade.

With nearly 20 years of industry experience from its founding team, Zhangshi Hardware has developed into a professional solid brass hardware manufacturer. The company integrates product R&D, full-chain manufacturing, and multi-channel global sales. With an annual production capacity exceeding 3 million pieces, our products are exported to various international markets worldwide.

The company has established a fully integrated in-house production system covering: forging\CNC machining\polishing\electroplating\assembly. We are equipped with advanced production and inspection facilities, including CNC machining centers and 600-ton heavy forging machines, ensuring high precision and consistent quality. Our philosophy centers on delivering "Quality Through Expertise and Innovation." Through continuous improvement and customer-focused service, we strive to build long-term partnerships based on reliability and mutual success.

We offer customized solutions that meet market demand:

Product Modification: Custom dimensions, materials selection (solid brass), and surface finishes (powder coating, and brushed treatments)

Packaging Solutions: Tailored packaging designs for e-commerce, retail display, or bulk industrial packaging

Brand Customization: Laser engraving, silk printing, and custom etching services for brand identification

We can handle both standard orders and customized orders. Generally, the minimum order quantity for cabinet handles is 100 pieces, and for door handles, it is 10 sets. For certain products with available stock, small orders can also be accepted. Our efficient production system enables 15 - 20 working days lead time for most orders. We provide OEM / ODM services including product development, sample preparation, and manufacturing optimization to meet specific market requirements.

Welcome the domestic and foreign merchants and friend presence your help or friendship , the discussion , Sincere cooperation . also welcome send us the drawing sample for the custom-made

Exhibition

Our products are selling well in all major cities in China, also in Southeast Asia, Australia, Europe America etc

FAQ

Q1: Are you a factory or trading company?
A: We are a professional manufacturer specializing in solid brass hardware with our own integrated production facility including forging, machining, polishing, plating, and assembly.
 
Q2: How does your factory do regarding quality control ?
A: We have a strict and systematic quality control system in place to ensure consistent product quality at every stage of production.

Our quality control process covers the entire workflow, including raw material inspection, forging, CNC machining, polishing, electroplating, assembly, and final packaging.

During production, each process has dedicated quality checkpoints to monitor dimensions, surface finish, color consistency, and structural strength. Before shipment, all products undergo a final inspection to ensure they meet our internal standards as well as international quality requirements.

In addition, our QC team continuously improves inspection standards to ensure stable quality across different batches and long-term production consistency.

 
Q3: How can I get a quotation? When can I get the quotation?
A: Quotation will be offered within 24 hours. It will be more efficient if you tell size, quantity, special requirement.
 
Q4: Can you customize products ?
A: We offer customized solutions that meet market demand.

Product Modification: Custom dimensions, materials selection (solid brass), and color/surface finishes (powder coating, and brushed treatments).

Packaging Solutions: Tailored packaging designs for e-commerce, retail display, or bulk industrial packaging.

Brand Customization: Laser engraving, silk printing, and custom etching services for brand identification
 
Q5: What is the price of shipping?
A: The price varies depending on the chosen logistics method and the delivery port.

Q6: What is the material of the product?

A: Our products are all made of pure brass and do not include products made of zinc alloy, aluminum alloy, stainless steel, etc.

Q7: If I would like to develop my design,Can you custom my design? Can you make it only for us, and will not show it to anyone else?

A: Yes, We have our own R&D dept., OEM&ODM service are available. And will not show it to others.

Q8: Can I get a sample?

A: Yes, you can directly place a sample order on the product page. We usually provide 1 piece sample per model for evaluation purpose.