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Yellow Mason's Mate line holder clips being used to secure a wire line across a brick wall.
Two yellow masonry line corner clips with anti-slip locks shown against a brick wall.
Two yellow masonry line corner clips with anti-slip locks are placed on a concrete block.
Yellow masonry line corner clips with anti-slip locks being used to secure a line on a brick wall.
A yellow masonry line corner clip is attached to a gray concrete block forming a wall structure.
Yellow masonry line corner clips shown with dimensions and anti-slip features.
Yellow masonry line corner clips shown with dimensions and anti-slip features.
A close-up view of a masonry line corner clip being installed into a brick wall to prevent slippage.
Hands are installing a brick wall using functional tool corner clips to ensure strong, stable support.
A white masonry line corner clip with an anti-slip lock mechanism shown on a wooden surface.
A pair of white masonry line corner clips with anti-slip locks shown from the side.
A pair of yellow masonry line corner clips with anti-slip locks shown from above.
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Masonry Line Corner Clips with Anti-Slip Lock (2-Pack)

Regular price $10.99 Sale price $8.99

Ensure perfectly straight walls and precise alignment on every project with these durable mason line corner clips. Designed to hold brick lines securely at corners, they simplify leveling and alignment for cleaner,...

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Why customers love it

Straight, level walls start with a secure corner clip

These masonry line corner clips hold brick lines tight at the corners, so you can lay straight, professional walls without the guesswork.

  • Sturdy 3D-printed plastic construction withstands jobsite impact
  • Twist-lock design keeps mason line tight and prevents slipping
  • L-shaped clip fits standard brick and block corners securely
  • Reusable and lightweight for quick installation and removal
  • Works with standard brick and concrete block dimensions
Yellow Mason's Mate line holder clips being used to secure a wire line across a brick wall.

Why you'll love these corner clips

Built for the jobsite

Sturdy 3D-printed plastic construction stands up to the bumps and knocks of daily masonry work.

Stays put, no slipping

The twist-lock design keeps your mason line tight and prevents it from slipping mid-project.

Fits standard corners

The L-shaped clip fits standard brick and block corners securely, so your lines stay true.

Quick and reusable

Lightweight and reusable, these clips install and remove in seconds for fast setup and takedown.

Setup

How to use

No electrician, no wiring, no fuss.

  1. Position the clip

    Place the L-shaped clip on a standard brick or block corner where you need to run your line.

  2. Secure the line

    Feed the mason line through the clip and twist to lock it tight, preventing any slipping.

  3. Lay your course

    Work along the line for straight, level walls on every course.

Specifications

The details that matter

Product Type
Masonry line corner clips
Quantity
2 pieces
Material
Plastic
Color
White (2 Pieces), Yellow (2 Pieces)

More details

Ensure perfectly straight walls and precise alignment on every project with these durable mason line corner clips. Designed to hold brick lines securely at corners, they simplify leveling and alignment for cleaner, more professional masonry work.

  • Sturdy 3D-printed plastic construction withstands jobsite impact
  • Twist-lock design keeps mason line tight and prevents slipping
  • L-shaped clip fits standard brick and block corners securely
  • Reusable and lightweight for quick installation and removal
  • Works with standard brick and concrete block dimensions
  • Great for walls, retaining walls, and general masonry projects

Perfect for bricklayers and DIYers who want straight, level walls without the hassle.

A few things worth knowing

Everything you might want to know before you order.

How do delivery and returns work?

Shipping

Free standard shipping

To United States: 1–3 business days processing, then 7–15 business days in transit. Estimates, not guaranteed dates.

Your dispatch email includes a tracking link. Contact us if it has not arrived within 5 business days of ordering.

Outside the EU, import duties and local taxes may be payable on delivery. See the shipping policy for supported destinations and conditions.

Returns

Request a return within 14 days of delivery. Standard eligible returns must meet the policy conditions; a €4 prepaid-label fee is deducted from the refund. Return shipping is free for faulty, damaged or incorrect items. Contact us promptly if something is wrong. Your mandatory consumer rights are unaffected.

Shipping policy · Return & refund policy

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