Colibri Sewing | Sewing & Quilting Supplies

OLFA Rotary Blade 45mm

OLFA Rotary Blade 45mm - Main image
OLFA Rotary Blade 45mm - View 2
$8.37 $12.49 In stock

Category: Rotary Blade

OLFA 45mm Replacement Rotary Blade

The OLFA 45mm replacement blade is the most popular size for quilters and sewists. Designed for use with OLFA 45mm rotary cutters, these precision-ground blades deliver smooth, clean cuts through fabric, batting, and multiple layers with ease.

  • 45mm blade — fits OLFA 45mm rotary cutters
  • High-carbon steel for lasting sharpness
  • Smooth, skip-free cutting performance
  • Sold individually
  • Replace when cuts become uneven or require extra force

The everyday essential for any quilting or sewing workspace.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Sofia ★★★★★

I’ve been quilting for years and these blades cut through multiple layers of fabric without any snagging or fraying. The precision-ground edge stays sharp noticeably longer than the cheaper alternatives I used before.

Richard K. ★★★★★

I was a little skeptical about switching blades, but this one cut through four layers of denim without any fraying. The precision-ground edge is noticeably sharper than my old generic brand. Charges in about 40 minutes might not apply, but it definitely saved me time on my latest quilt project.

Avery ★★★★★

These blades last noticeably longer than others I've tried, and the precision-ground edge cuts through multiple layers of fabric without snagging. The 45mm size fits my cutter perfectly and the price is fair for the quality.

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