---
product_id: 162952333
title: "10 x polystyrene Blade, Replacement Blades Cutters, Safety Knife, 17.7 mm, Sharp, Single use, Steel, no. 7940"
brand: "martor"
price: "฿1291"
currency: THB
in_stock: true
reviews_count: 6
category: "Martor"
url: https://www.desertcart.co.th/products/162952333-10-x-polystyrene-blade-replacement-blades-cutters-safety-knife-17
store_origin: TH
region: Thailand
---

# Single-use for ultimate hygiene & precision 71.2 mm length for deep cuts Double bevel steel for lasting sharpness 10 x polystyrene Blade, Replacement Blades Cutters, Safety Knife, 17.7 mm, Sharp, Single use, Steel, no. 7940

**Brand:** martor
**Price:** ฿1291
**Availability:** ✅ In Stock

## Summary

> 🔪 Cut above the rest — precision meets legacy in every slice!

## Quick Answers

- **What is this?** 10 x polystyrene Blade, Replacement Blades Cutters, Safety Knife, 17.7 mm, Sharp, Single use, Steel, no. 7940 by martor
- **How much does it cost?** ฿1291 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/162952333-10-x-polystyrene-blade-replacement-blades-cutters-safety-knife-17)

## Best For

- martor enthusiasts

## Why This Product

- Trusted martor brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless Compatibility:** Perfect replacement for MARTOR SECUNORM 540, 380, and ARGENTAX TAP-O-MATIC knives.
- • **Precision Cutting Power:** Ultra-sharp 71.2 mm blade designed for flawless, deep polystyrene cuts.
- • **Engineered for Durability:** Double bevel steel edges ensure long-lasting sharpness and reliable performance.
- • **Hygienic Single-Use Design:** Disposable blades guarantee clean, safe cuts every time—no dull edges, no cross-contamination.
- • **Trusted Craftsmanship Legacy:** Backed by 80+ years of family-run innovation in professional cutting tools.

## Overview

The MARTOR Styropore Blade No. 7940 is a premium, single-use steel blade measuring 71.2 mm in length and 17.7 mm in width, featuring a double bevel edge for superior sharpness and durability. Designed specifically for polystyrene cutting, it fits select MARTOR safety knives and offers hygienic, precise performance backed by over 80 years of expert craftsmanship.

## Description

Free delivery and returns on all eligible orders. Shop MARTOR 10 x polystyrene Blade, Replacement Blades Cutters, Safety Knife, 17.7 mm, Sharp, Single use, Steel, no. 7940.

Review: Five Stars - A+++
Review: Laaange Lieferzeit Gute Verpackung Sehr gute Qualität

## Features

- Sturdy blade: The original MARTOR polystyrene blades can be used once, are extremely sharp and flexible. Their length makes them perfect for larger cutting depths.
- High-quality sharpening: The practical blades have a double bevel. They are durable and made of steel.
- Versatile use: The blades are ideal as replacement blades for suitable MARTOR safety knife, such as the SECUNORM 540, SECUNORM 380 and ARGENTAX TAP-O-MATIC.
- Family-run for over 80 years: The traditional company MARTOR produces innovative and high-quality cutting solutions for professional and safe use.
- Scope of delivery & Product features: 10 x MARTOR polystyrene blade no. 7940 in transparent packaging, material: steel, length: 71.2 mm, width: 17.7 mm, material thickness: 0.5 mm, blade facets: 2-fold, 2-hole blade, item no.: 7940

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004WBZMZ6 |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 321,953 in DIY & Tools ( See Top 100 in DIY & Tools ) 491 in Utility Knives (DIY & Tools) |
| Blade edge | Sharpening |
| Colour | Silver |
| Customer Reviews | 4.8 4.8 out of 5 stars (161) |
| Date First Available | 26 Mar. 2013 |
| Handle material | Alloy Steel |
| Handle/lever placement | Fine Knife |
| Item Package Quantity | 1 |
| Item Weight | 38 g |
| Item model number | 7940.60 |
| Manufacturer | MARTOR KG |
| Material | Alloy Steel |
| Measurement System | Metric |
| Number of Pieces | 1 |
| Part Number | 7940.60 |
| Power Source | hand_powered |
| Product Dimensions | 18 x 5 x 5 cm; 38 g |
| Style | Intensive |

## Product Details

- **Blade material:** Alloy Steel
- **Brand:** MARTOR
- **Colour:** Silver
- **Global Trade Identification Number:** 04002632918582
- **Handle material:** Alloy Steel
- **Item length:** 71.2 Millimetres
- **Item weight:** 38 Grams
- **Manufacturer:** MARTOR KG
- **Material:** Alloy Steel
- **Style:** Intensive

## Images

![10 x polystyrene Blade, Replacement Blades Cutters, Safety Knife, 17.7 mm, Sharp, Single use, Steel, no. 7940 - Image 1](https://m.media-amazon.com/images/I/51gA-cWQI9L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Five Stars
*by V***I on 5 February 2018*

A+++

### ⭐⭐⭐⭐⭐ Review
*by P***M on 23 January 2026*

Laaange Lieferzeit Gute Verpackung Sehr gute Qualität

### ⭐⭐⭐⭐⭐ Review
*by J***R on 22 November 2025*

Resistencia

## Frequently Bought Together

- Martor 7940.60 Styropor Replacement Blade for "Profi 40" - Silver (10-Piece)
- Martor 65232.70 Trapezoid Blade No.65232, Silver
- MARTOR - Safety Knife Secunorm 500

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**Shop now:** [https://www.desertcart.co.th/products/162952333-10-x-polystyrene-blade-replacement-blades-cutters-safety-knife-17](https://www.desertcart.co.th/products/162952333-10-x-polystyrene-blade-replacement-blades-cutters-safety-knife-17)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-27*