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A 9 inch seam guide by Creative Grids on a white background

Creative Grids 9" Seam Guide Tool

#CGRSMN9

(5 reviews)

This .5" x 9" Creative Grids seam marking tool makes marking and sewing half square triangles, quick, easy and accurate. Mark through the slotted center with any mechanical pencil and sew 1/4" on each side of the tool. Or mark the sewing line by drawing on both outside edges of the tool. It's the perfect tool when making half-square triangle blocks. This is the perfect tool when making half-square triangles!

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5 / 5

5 reviews

5 star
5 (100%)
4 star
0 (0%)
3 star
0 (0%)
2 star
0 (0%)
1 star
0 (0%)
Summary:

Customers found it works well and is especially useful for making half square triangles. Feedback highlights that it functions as expected, with one person noting they haven't had a chance to try it yet. Overall, users expressed satisfaction, with comments describing it as helpful and easy to use.

Note: The summary above is generated automatically based on customer feedback.

Michelle B

Verified Purchase

Works great

Works great

Posted: (06/19/2026)

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Tamara B

Verified Purchase

Extremely helpful

Perfect for 1/2 square triangles

Posted: (04/25/2026)

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BJ

Verified Purchase

Took Guide

Not had chance to use.

Posted: (04/25/2026)

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Sara

Verified Purchase

Happy

Works well

Posted: (01/19/2026)

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Kristen

Verified Purchase

Excels

I like it

Posted: (12/10/2025)

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