Auto Retractable Ceramic Blade Utility Knife - Heavy Duty Steel Box Cutter with Ambidextrous Handle & Safety Lock, Ideal for Cardboard Cutting, Shipping & Office Tasks

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#	Advantage Description
1	Automatic retraction keeps blade instantly hidden after each cut, dramatically reducing finger injuries in fast-moving warehouse and office environments.
2	Premium ceramic blade stays sharp up to 10× longer than standard steel, ensuring clean cuts on cardboard, tape, and plastic without frequent replacements.
3	Heavy-duty steel construction resists impact, drops, and heavy pressure, guaranteeing reliable performance for daily industrial packaging and shipping tasks.
4	Ambidextrous ergonomic handle offers comfortable, non-slip grip for both left‑ and right‑handed users, minimizing hand fatigue during prolonged cutting work.
5	Integrated safety lock prevents unintentional blade extension, making storage safe and compliant with workplace safety regulations – a must for professional sites.
6	Versatile for cardboard, shrink wrap, envelopes, and office stationery – ideal for e‑commerce fulfillment, logistics hubs, and everyday desk cutting needs.

Products Description

Name	Utility Knives
Item No.	ZDD001
Material	Blade: Zirconia Ceramic; Handle: Aluminium alloy handle,ABS,TPR
Blade Color	White
Handle Color	Black
Size	Blade 70mm, Handle:107mm
Usage	Cut PP Ribbon, Cardboard, Leather, Carpet
Feature	1.Zirconia ceramic blade, super wear-resistant, high hardness; 2. Extra sharp, lasts 40 times longer VS.steel, no need to change blades frequently. 3. No rust, non-conductive,non-magnetic,non-sparking,chemically inert; 4. Multiple-level telescoping and automatic retraction design 5. Safety blade ensure your safety. 6. Retractable,multi-position design,adjustable blade length 7. Easy to clean,not easy to stick to glue and stains. 8. Blade passed SGS 1m drop test.

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Question	Answer
Q1: Can I replace the ceramic blade?	Yes, the blade is user‑replaceable. Simply unlock the safety lock, pull out the old blade, and insert a new standard ceramic blade. No tools needed.
Q2: How does the auto‑retractable mechanism work?	After each cut, release the thumb slider. The blade instantly springs back into the handle, reducing accidental contact. This feature is ideal for busy shipping stations.
Q3: Is this knife suitable for left‑handed users?	Absolutely. The ambidextrous handle is symmetrically designed with a central slide button, ensuring comfortable and safe operation for both left‑ and right‑handed workers.
Q4: What materials can I cut with this utility knife?	It cuts cardboard, corrugated boxes, shrink wrap, plastic straps, tape, paper, and even thin foam. The ceramic blade stays sharp on abrasive materials like tape adhesive.
Q5: How do I maintain the knife for long‑term use?	Wipe the blade and handle with a dry cloth after use. Store in a dry place. The blade is rust‑proof; replace when cutting becomes difficult. No oiling required.
Q6: Does Middia provide after‑sales support or warranty?	Yes, we offer a 12‑month warranty against manufacturing defects. For bulk orders, our team provides technical support and quick replacement parts if needed.