Masonry String Line Corner Clamps

Masonry String Line Corner Clamps

Keep your string line perfectly aligned on every corner.

These Masonry String Line Corner Clamps are designed to securely hold a mason's line on concrete blocks, AAC blocks, bricks, and other masonry materials. The simple snap-on design allows for quick positioning without nails, screws, or additional hardware.

Perfect for professional masons, contractors, and DIY builders who need accurate wall alignment during construction.

Features

• Fast and easy installation
• Secure string line positioning
• Reusable and durable design
• No damage to masonry blocks
• Lightweight and portable
• Ideal for straight and accurate wall layout
• Optimized for 3D printing without supports

Printing

• Material: PLA, PETG, ASA, or ABS
• No supports required
• 0.2 mm layer height recommended
• 3–4 perimeters recommended for maximum strength

Usage

Simply slide the clamp onto the corner of the block, place the mason's line into the guide slot, and tension the line as needed. The clamp holds the line securely while maintaining precise alignment.

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