Designed for professional locksmithing and precise rekeying tasks, the Kwikset No. 4 Master Pin set delivers durable, consistent master pins for Kwikset pin-tumbler cylinders. Crafted from solid metal and sized at 0.092 inches in diameter, these No. 4 pins provide reliable performance across multiple locks, making them a staple for any master-keying project.
Key features that matter in everyday use
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Diameter: 0.092 in. ensures consistent fit within standard pin stacks.
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Pin number: No. 4 master pins designed to create precise secondary shear lines when used in combination with standard pins.
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Material: Durable metal construction built to withstand repeated cycling and handling.
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Pack size: 100 pins per package, providing ample supply for multiple sets or ongoing work.
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Brand: Kwikset, a trusted name in residential and commercial hardware.
Who benefits from this master pin set
- Professional locksmiths performing rekeying or master-keying on Kwikset cylinders.
- Property managers and maintenance teams who manage multiple locks and need reliable, repeatable pin components.
- Hardware retailers stocking bulk pinning supplies for local locksmiths and DIY enthusiasts who follow proper security procedures.
Why this matters for your locks
Master pins unlock flexible keying options without replacing cylinders. The No. 4 pin ensures precise alignment within the pin chamber, reducing friction and wear during key changes. When paired with the correct driver pins and key pins, these master pins help you achieve reliable multitier keying schemes that respond smoothly to different keys.
Practical usage tips
- Use in a clean, organized pinning tray to keep No. 4 pins separate from other sizes.
- Match No. 4 master pins with the corresponding standard pins to build the intended master-keying hierarchy.
- Handle pins with non-magnetic tools to avoid magnetizing components, which can affect alignment.
- Store the 100-pin pack in a labeled container to maintain order across projects.
Specifications at a glance
Brand: Kwikset
Product type: Lock Master Pin
Diameter: 0.092 in
Pin number: No. 4
Material: Metal
Quantity: 100 pins per package
