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Dead-Straight Cuts. Zero Wobble.

Cosari PrecisionSlide 12" Pro

Stop wasting printed cardstock on crooked edges.

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  • Cuts 300gsm cardstock clean in one pass
  • Enclosed blade with no swinging guillotine arm
  • Clear finger guard stops paper from creeping
  • 15-inch swing-out ruler with 45° to 90° guides
Cosari PrecisionSlide 12" Pro
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24-Hour Supportfast, helpful customer care

Built for Cuts You Can Sell

Every part of the PrecisionSlide is designed around one job: a straight, clean edge on the paper you care about most.

Enclosed Orange Blade Carriage

The blade stays tucked inside the carriage until you press down. Glide it either way for a burr-free cut with no exposed edge left on the table.

Semi-Circular Clear Finger Guard

A half-moon tab molded into the clear rail lets you press the paper flat right beside the cut path. Slick photo paper stays put.

White Grid & Angle Guides

Crisp centimeter and inch grids plus 45°, 60°, 75° and 90° guides make repeat sizes and mitered liners quick, with no protractor needed.

15-Inch Swing-Out Ruler

Flick the side ruler open and it sits level with the board to support wider sheets. Fold it back when you are done.

How It Works

Open the Ruler & Line Up

Open the Ruler & Line Up

Swing the side ruler out until it sits flush with the board. Then slide your sheet against the top lip and onto the grid line you want.

Press the Clear Guard

Press the Clear Guard

Rest your fingers on the semi-circular tab in the middle of the clear rail. It holds the sheet flat right where the blade runs.

Press & Glide

Press & Glide

Push the orange carriage down and slide it in either direction. The cut comes off straight and clean in one pass.

Cosari PrecisionSlide 12" Pro hero
Excellent4.8 (247)Trustpilot

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Cosari PrecisionSlide 12" Pro

The enclosed-blade 12-inch sliding trimmer that cuts 300gsm cardstock dead straight in a single pass.

Backed by our 30-Day Money-Back Trial & Full Cosari Guarantee.

$44.99 $89.99 Free Tracked Shipping (5–7 Days) Included

In Stock: Delivers in 5–7 Business Days. Free insured US delivery with tracking.

30-Day Money-Back Guarantee plus a full 2-Year Warranty.

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Description

Designed for Real Craft Work: The PrecisionSlide is made for cardmakers, teachers, scrapbookers and small home businesses who cut cardstock, photos and handouts in small batches. Its lightweight ABS board, stiff clear rail and enclosed blade give you control over every sheet.

Honest Cutting Capacity: It cuts 1 to 10 sheets of standard paper, or 1 to 2 sheets of 300gsm cardstock, per pass. It is not a stack chopper. That trade-off is what keeps it light, safe and accurate.

Stores Flat, Sets Up Fast: At about 380 grams, it slides into a shallow desk drawer, a craft shelf or a teacher's tote. Pull it out, flick the ruler open and start cutting.

5–7 Day Shipping & 30-Day Returns

Free 5–7 Day US Shipping: Every order ships free with full tracking and delivers in 5 to 7 business days.

30-Day Trial: Try it at home for 30 days risk-free. Need help? Email us anytime at support@buycosari.com.

2-Year Warranty: If anything goes wrong within 2 years, we replace it free of charge or refund your order in full.

Why Choose the Cosari PrecisionSlide 12" Pro?

Cosari PrecisionSlide 12" Pro Detail

Safe Around Busy Tables

The enclosed blade only drops when you press down. There is no heavy arm to slam on your hand or tempt curious kids.

Made for Heavy Cardstock

It slices 300gsm stock in a single pass, with crisp edges and no fuzzy torn fibers.

Fits in a Drawer

The slim, light frame stores flat, so it does not hog shelf space like a guillotine.

Cosari PrecisionSlide 12" Pro vs. Ordinary Alternatives

Cosari PrecisionSlide 12" ProStandard Competitors

FeatureCosari PrecisionSlide 12" ProStandard Competitors
Cut 300gsm cardstockClean in one passTwo or three passes, frayed edge
Hold glossy photo paperClear guard locks it beside the bladeSheet creeps mid-cut
Blade safetyEnclosed until pressedExposed swinging arm
Angle cuts45°, 60°, 75° and 90° guides built inProtractor and guesswork
StorageSlides into a shallow drawerNeeds a full shelf

What's Included

In the Box
  • 1 × Cosari PrecisionSlide 12" Pro Paper Trimmer
  • 1 × Pre-Installed Orange Blade Carriage (seated on the rail)
  • 1 × Attached 15-Inch Swing-Out Side Ruler
  • 1 × Quick-Start Alignment & Blade Care Guide
Technical Specifications
  • Cutting Length: 12 in (31 cm)
  • Swing-Out Ruler: 15 in (38 cm)
  • Angle Guides: 45°, 60°, 75°, 90°
  • Capacity: 1–10 sheets standard paper or 1–2 sheets 300gsm cardstock
  • Blade: Enclosed dual-direction carriage blade
  • Base Material: Matte-black ABS with white printed grid
  • Weight: Approx. 380 g
  • Base Feet: 6 non-slip pads
Care & Safety
  • Wipe the board and clear rail with a dry, soft cloth to remove paper dust. Avoid solvents, which can cloud the clear rail and fade the printed grid.
  • Stick to the rated sheet count to keep the blade sharp longer. When cuts start to feel rough, replace the blade carriage instead of pressing harder.
  • Backed by our 30-Day Money-Back Guarantee & Full Cosari Warranty
  • Customer Support: support@buycosari.com
In the Box Cosari PrecisionSlide 12" Pro

Your First Cut in 3 Steps

Swipe left for steps 2 and 3

  1. Line It Up
    1

    Line It Up

    Swing the ruler open, then push your sheet against the top lip and onto your grid line.

  2. Hold It Flat
    2

    Hold It Flat

    Press your fingers firmly on the clear semi-circular guard to lock the sheet in place.

  3. Slide to Cut
    3

    Slide to Cut

    Press the orange carriage down and glide it along the rail for a clean, straight edge.

Verified Customer Reviews

What 200+ Verified Buyers Say About the Cosari PrecisionSlide 12" Pro

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4.8
Based on 247 verified reviews
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97% of buyers recommend the Cosari PrecisionSlide 12" Pro
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✓ Verified Purchase
Amy R.2025-02-14

Precise cuts for the price

Really good cutter for the price. The clear guide rail and white grid make it easy to see where I'm lining things up, and the cuts come out precise. I appreciate that replacement blades don't cost much, too.

Verified Purchase · Columbus, OH · Cosari PrecisionSlide 12" Pro

Customer photo
✓ Verified Purchase
Nicole T.2025-03-08

Great for my cardstock orders

I cut a lot of cardstock for my small business and usually used a Fiskars trimmer. This one gives me such crisp, neat edges. I also like that the orange blade sits recessed in the slider and cuts when I press it down.

Verified Purchase · Austin, TX · Cosari PrecisionSlide 12" Pro

✓ Verified Purchase
Beth M.2025-04-19

Made VBS prep easier

I had a big batch of VBS materials to cut, all with straight edges. Sliding the orange blade through them was so much easier than doing everything with scissors. It made the prep go quickly.

Verified Purchase · Tulsa, OK · Cosari PrecisionSlide 12" Pro

✓ Verified Purchase
Danielle P.2025-05-02

Easy to put away

I use this every week for my small home business, and it's handled everything I've needed to cut. The side ruler folds flush into the lightweight black base, so I can store it flat on a shelf between projects.

Verified Purchase · Raleigh, NC · Cosari PrecisionSlide 12" Pro

✓ Verified Purchase
Laura K.2025-05-23

Lightweight with room to work

This works so much better than my old cutter. It cuts straight, has a good-sized work area, and doesn't weigh much. The swing-out ruler is handy for wider sheets, and the clear rail helps keep my paper steady.

Verified Purchase · Madison, WI · Cosari PrecisionSlide 12" Pro

✓ Verified Purchase
Megan S.2025-06-11

Sharp and straight

The cuts have been sharp and straight every time. I like the clear guide rail with the little semicircular finger guard, and the orange blade is enclosed in its sliding head. Simple to use for my paper projects.

Verified Purchase · Boise, ID · Cosari PrecisionSlide 12" Pro

✓ Verified Purchase
Jenna W.2025-07-03

Cuts my heavy cardstock!

Amazing cutter! I haven't tested how many sheets it can handle at once, but single sheets of 300gsm cardstock cut so cleanly. I feel better using this sliding track than an exposed guillotine blade that could slam down on my hand.

Verified Purchase · Orlando, FL · Cosari PrecisionSlide 12" Pro

✓ Verified Purchase
Carol B.2025-07-27

Bought the same one again

Our old sliding trimmer was this same model and lasted for years before we finally replaced it. The new one cuts just as cleanly and smoothly. Glad we could get the same kind again.

Verified Purchase · Pittsburgh, PA · Cosari PrecisionSlide 12" Pro

✓ Verified Purchase
Rachel D.2025-08-16

Nice for greeting cards

I wanted a klutz-proof option that wasn't a guillotine for trimming greeting cards printed on A4 cardstock. The enclosed orange slider feels much more comfortable to use, and the angle guidelines help me line up my card projects.

Verified Purchase · Portland, OR · Cosari PrecisionSlide 12" Pro

✓ Verified Purchase
Tina F.2025-09-05

Helpful markings

I use this for photos and craft paper. The white 45-to-90-degree angle lines are easy to read against the black base, and the swing-out ruler has both centimeters and inches. My cuts come out sharp and straight.

Verified Purchase · Mesa, AZ · Cosari PrecisionSlide 12" Pro

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Frequently Asked Questions

Can it cut 110lb to 120lb (300gsm) cardstock without fraying?

Yes. In our tests it cut 300gsm textured cardstock cleanly in a single pass with no lifted fibers. For the cleanest edge, cut 1 to 2 sheets of heavy stock at a time.

Is the blade safe around children?

The blade sits inside the orange carriage and only drops into the cutting channel when you press down. There is no swinging arm. As with any cutting tool, store it out of children's reach.

Does it fit A4, US Letter and 12x12 scrapbook sheets?

Yes. It has a 12-inch (31cm) cutting length, and the 15-inch swing-out ruler supports wider sheets, so A4, Letter and 12x12 scrapbook paper all fit.

How do I stop glossy photo paper from slipping?

Butt the sheet against the top lip, then press firmly on the clear semi-circular guard in the middle of the rail while you slide the blade. The guard holds the paper right beside the cut line.

Does the swing-out ruler lie flat with the board?

Yes. It pivots out from the side and sits level with the board surface, so wide sheets stay flat while you line them up.

Can I cut in both directions and replace the blade?

Yes. The carriage cuts on both the push and the pull stroke, and it can be replaced when the blade eventually dulls.

Cosari PrecisionSlide 12" ProIn Stock · 30-Day Trial
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