Tombow Mono Knock Eraser Refill 4 Pieces Pack 2 Set White 3.8mm Diameter Cylindrical Rubber Stick Refills For Pen Style Holders
Why you'll like it
- Precision Correction — 3.8mm diameter cylindrical shape fits perfectly into pen-style holders for accurate, targeted erasing.
- Smudge-Free Performance — High-grade white rubber material lifts graphite cleanly without tearing or damaging paper fibers.
- Convenient Value Pack — Includes multiple sets of 4 eraser pieces to ensure you always have reliable replacements on hand.
- Effortless Replacement — Designed for quick loading and smooth advancement within compatible mechanical click erasers.
Product details
Description
Upgrade your precision erasing experience with the authentic Tombow Mono Knock Eraser Refills, brought directly from the United States by Dropy India. Specifically engineered for the Mono Knock 3.8 millimeter pen-style holder erasers, these high-quality white cylindrical rubber sticks ensure clean, smudge-free corrections without damaging paper surfaces.
Ideal for students, artists, architects, and drafting professionals who demand accuracy, this value bundle includes multiple packs of 4 pieces each, providing long-lasting utility for everyday writing and technical drawing needs. The premium rubber composition erases graphite markings smoothly with minimal pressure, while the uniform 3.8mm diameter fits seamlessly into compatible click-style mechanical holders.
Experience superior cleanup performance and effortless mechanism replacement with genuine imported stationery supplies tailored for detailed creative and academic projects across India.
How to use
- Remove the worn eraser remnant from the back or front of your Tombow Mono Knock pen-style holder depending on the model design.
- Insert the new 3.8mm white cylindrical eraser refill into the barrel until securely seated.
- Press the knock button to advance the eraser to your desired length for use.
Ingredients
Premium Synthetic Rubber Polymer, Plasticizer, Calcium Carbonate
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | Tombow |
|---|---|
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
FAQs
What size is the Tombow Mono Knock Eraser Refill?
The refill features a 3.8mm diameter and comes in a cylindrical white stick shape designed specifically for compatible pen-style mechanical holders.
Are these eraser refills compatible with standard mechanical pencils?
No, these are specifically engineered to fit the Tombow Mono Knock 3.8mm pen-style eraser holders rather than standard mechanical pencils.
How many eraser pieces are included in this set?
This product variant includes a 2-set pack, with each pack containing 4 individual eraser pieces for extended use.
Are these Tombow eraser refills authentic imported products in India?
Yes, Dropy sources these authentic Tombow eraser refills directly from the USA, ensuring you receive genuine imported stationery items delivered straight to your doorstep in India.
Do these erasers leave colored marks or smudges on paper?
No, the premium white rubber formulation is designed to lift graphite cleanly, leaving minimal residue and no color smudges behind.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.