Updated: 21 Feb 2025

3mm to inch on a rulers

Updated: 21 Feb 2025

#1

Best Choice
uxcell Straight Ruler 500mm 20 Inch Metric Stainless Steel Measuring Ruler Tool with Hanging Hole Inch & Centimeters Precision Drawing Ruler 2pcs

9.7

uxcell

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Main highlights

The marks of metric ruler are etched by high-precision technology, which is wear-resistant, corrosion-resistant and not easy to rust. The numbers are clear and easy to read.

Our stainless steel straight rulers are rust-proof, hard and not easy to bend, prevents scratches, and very durable for long-lasting performance.

Material: Stainless Steel; Measuring Range: 500mm/ 20 inch
#2

Value for Money
LITKO Double-Sided One Inch Ruler | Clear 3mm Acrylic | See Through | Transparent | Movement | Shooting | Battle | Miniature Wargames | Tabletop Games | Role Playing

9.6

LITKO

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Main highlights

Laser-cut from 3mm clear acrylic and UV-printed white lines. Easy to see through and line up your measurements. Measures 1-12 inches. This ruler is 1/1 scale, meaning one marked distance is 1-inch increments. Use for your games that use inch measurements on full-size game tables.

Compatible with any rules system that uses inches for movement and shooting.

Clear, double-sided premium printed ruler marked off in one-inch increments.
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#3
Mr. Pen- Sewing Ruler, 3 x17 Inch, Acrylic Ruler, Quilting Ruler, Cutting Ruler, Acrylic Ruler for Cutting Fabric, Rulers for Quilting and Sewing, Non Slip Quilt Rulers, Sewing Supplies

9.4

Mr. Pen

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Why we love it

Durable and lightweight for long-term use.

Clear markings for easy reading on any fabric.

Ideal size for versatile quilting and sewing projects.

Main highlights

Durable Lightweight Design
Mr. Pen quilting ruler is made of quality plastic with a certain thickness, which is durable, lightweight, and safe for long time use.

Perfect for Quilting and Sewing
Suitable for beginners, tailors, designers, and sewing lovers; ideal for working with both short and long fabrics due to its 3 x 17 inches size.

Easy to Read Markings
Customers frequently praise the ruler for its clear, easy-to-read numbers and markers that stand out against any color fabric.
#4
2PCS Metal Ruler, Steel Ruler with Inch and Metric, Stainless Steel Ruler Set ( 6, 12 inch), Easy to Read inch, mm, cm, for School, Office, Home, Architect, Engineers, Craft

9.3

Yipinve

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Main highlights

Valuable Packaging: this stainless steel ruler set includes 2 steel rulers in 2 different sizes: 12 inch, and 6 inch.

Excellent Design: the metal rulers are excellently designed with accurate inch and metric measurements, precision engraving, concave scale design, easy to read inch, mm, cm directly, perfect for school, office, home architect, engineers, craft.

Durable Metal Rulers: the steel rulers are made from premium quality stainless steel to prevent rust & corrosion, heavy-duty and non-bendable. stainless steel material for your long-lasting use.
#5
Sewing Ruler,5 Piece Quilting Rulers,3 x17 Inch,1.5 x17 Inch,3 x12 Inch,1.5 x10 Inch,1 x6 Inch,Acrylic Ruler,Cutting Ruler with Non-Slip Rings (Blue)

9.2

VPVPV

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Main highlights

This quilting ruler is made of high-quality acrylic, laser cut for a smooth edge ,3mm/0.12" thick durable enough not easy to break.

Package includes 5 Acrylic Rulers,3 x17 Inch,1.5 x17 Inch, 3 x12 Inch, 1.5 x10 Inch,1 x6 Inch.

15 Pieces non slip grip rings,These Non-Slip Grips can be placed on the back of any ruler to prevent movement or sliding during cutting.
#6
Elisel 3 PCS Stainless Steel Ruler Set with Inch and Metric Graduation, 12 Inch, 8 Inch and 6 Inch(Silvery)

9.1

Elisel

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Main highlights

Material: Ruler is made of 0.7mm Thicker A+ stainless steel non-bendable but a little flexible, good for long lasting use;

Double-sided design: Laser engraving, concave scale design, with metric on one side and imperial on the other end. Suitable for any environment, can maintain accuracy for a long time.

3 different measurement range ruler: marked measuring length is 12 inch/30cm, 8 inch/20cm, and 6 inch/15cm.
#7
2 Pack 40cm Ruler Plastic Ruler Straight Ruler Plastic Measuring Tool Transparent Ruler Long Ruler with Inches and Metric Measuring for Student School Office Contruction Rulers (Clear, 15 3/4 inch)

9.0

JOYLOYAL

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Main highlights

SIZE & QUANTITY - 40cm x 3.8 cm (L x W) 0.28 cm in thickness, 2 pieces

DURABLE TRANSPARENT RULER - Be made of high quality PP material, easy to see through, 2.8mm thick, durable & Sturdy.

CM & INCH MEASURING RULER - Centimeter & inch scale provided to meet your different measuring needs.
#8
Briartw 3 Pieces Clear Acrylic Straight Ruler Zero-Centering Transparent Inches and Metric Straight Ruler for Crafting Drafting and General Layout Work Art Framing & Drafting Scrapbooking Crafting

8.8

Briartw

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Main highlights

【Wide usage】: Dual side measuring ruler-cm and inch.Perfect for architects, engineers, and artists. Inches measurement.Accurate and long-lasting prints,perfect travel size

【Whole size】: Thickness：2.5mm/0.1inch.Zero-centering on the bottom and standard 6" measurements along the top means no more counting tick marks.

【Package includes】: 3 pieces straight Zero-centering ruler. Clear acrylic straight rulers,high quality for long term use.
#9
Victor EZ12PBL Plastic Dual Color 12 Inch Easy Read Ruler with Inches, Centimeters and Millimeters Measurements, Blue/Black

8.7

Victor

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Main highlights

Victor EZ12PBL Plastic Dual Color 12 Inch Easy Read Ruler with Inches, Centimeters and Millimeters Measurements, Blue/Black
#10
Neotiger Flexible Shatterproof Bendable Unbreakable Safe Soft Transparent Clear Plastic Straight Flat Ruler, 30 cm/12 inch. Set of 2, Clear and Blue, for Home, School, Office, for Kids and Adults

8.4

NEOTIGER

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Why we love it

Durable and flexible for everyday use.

Clear and precise dual metric/US scales.

Safe, eco-friendly material with no sharp edges.

Main highlights

Clear and Precise Markings
Exquisitely made plastic straight ruler with clear and precise graduations, dual scales in metric and US standard, and transparent design for easy positioning.

Versatile for Various Uses
Ideal for mathematics, geometry, school, home, office, and creative tasks. Suitable for both children and adults, with flexible and durable construction.

Highly Flexible and Durable
Customers praise the ruler's super flexibility and durability, noting it returns to its original shape even under extreme bending conditions.

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3mm to inch on a rulers

uxcell Straight Ruler 500mm 20 Inch Metric Stainless Steel Measuring Ruler Tool with Hanging Hole Inch & Centimeters Precision Drawing Ruler 2pcs

9.7

Main highlights

LITKO Double-Sided One Inch Ruler | Clear 3mm Acrylic | See Through | Transparent | Movement | Shooting | Battle | Miniature Wargames | Tabletop Games | Role Playing

9.6

Main highlights

Mr. Pen- Sewing Ruler, 3 x17 Inch, Acrylic Ruler, Quilting Ruler, Cutting Ruler, Acrylic Ruler for Cutting Fabric, Rulers for Quilting and Sewing, Non Slip Quilt Rulers, Sewing Supplies

9.4

Why we love it

Main highlights

2PCS Metal Ruler, Steel Ruler with Inch and Metric, Stainless Steel Ruler Set ( 6, 12 inch), Easy to Read inch, mm, cm, for School, Office, Home, Architect, Engineers, Craft

9.3

Main highlights

Sewing Ruler,5 Piece Quilting Rulers,3 x17 Inch,1.5 x17 Inch,3 x12 Inch,1.5 x10 Inch,1 x6 Inch,Acrylic Ruler,Cutting Ruler with Non-Slip Rings (Blue)

9.2

Main highlights

Elisel 3 PCS Stainless Steel Ruler Set with Inch and Metric Graduation, 12 Inch, 8 Inch and 6 Inch(Silvery)

9.1

Main highlights

2 Pack 40cm Ruler Plastic Ruler Straight Ruler Plastic Measuring Tool Transparent Ruler Long Ruler with Inches and Metric Measuring for Student School Office Contruction Rulers (Clear, 15 3/4 inch)

9.0

Main highlights

Briartw 3 Pieces Clear Acrylic Straight Ruler Zero-Centering Transparent Inches and Metric Straight Ruler for Crafting Drafting and General Layout Work Art Framing & Drafting Scrapbooking Crafting

8.8

Main highlights

Victor EZ12PBL Plastic Dual Color 12 Inch Easy Read Ruler with Inches, Centimeters and Millimeters Measurements, Blue/Black

8.7

Main highlights

Neotiger Flexible Shatterproof Bendable Unbreakable Safe Soft Transparent Clear Plastic Straight Flat Ruler, 30 cm/12 inch. Set of 2, Clear and Blue, for Home, School, Office, for Kids and Adults

8.4

Why we love it

Main highlights

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