---
product_id: 16186263
title: "SK-4"
brand: "olfa"
price: "$42.36"
currency: USD
in_stock: false
reviews_count: 13
category: "Olfa"
url: https://www.desertcart.ec/products/16186263-sk-4
store_origin: EC
region: Ecuador
---

# Self-retracting spring blade for ultimate safety Ergonomic textured ABS handle for secure grip SKB-2 carbon steel blade for razor sharp precision SK-4

**Brand:** olfa
**Price:** $42.36
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Cut Smart, Cut Safe, Cut Like a Pro!

## Quick Answers

- **What is this?** SK-4 by olfa
- **How much does it cost?** $42.36 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/16186263-sk-4)

## Best For

- olfa enthusiasts

## Why This Product

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

## Key Features

- • **Cut with Confidence:** Spring-activated self-retracting blade minimizes accidents, keeping your workspace safe and your hands injury-free.
- • **Precision Edge Mastery:** Preloaded SKB-2 carbon tool steel blade delivers unmatched sharpness and edge retention for smooth, effortless cuts every time.
- • **Ambidextrous Flexibility:** Flip the blade 180° to switch between right and left-handed use—perfectly tailored to your cutting style.
- • **Versatile Heavy-Duty Performer:** Cuts through cardboard, shrink wrap, tape, rubber, and more—ideal for commercial, industrial, and retail pros who demand reliability.
- • **Grip That Works as Hard as You Do:** High-impact ABS handle with textured non-slip design ensures comfort and control during heavy-duty tasks.

## Overview

The OLFA SK-4 is a professional-grade self-retracting safety utility knife featuring a razor-sharp SKB-2 carbon steel blade, a durable textured ABS handle for superior grip, and a powerful spring mechanism that instantly retracts the blade to prevent accidents. Designed for heavy-duty, multipurpose use across commercial and industrial settings, it offers ambidextrous blade flipping and is backed by OLFA’s legacy of cutting excellence.

## Description

OLFA Self-Retracting Safety Utility Knife (SK-4) - Multi-Purpose Semi-Auto Box Cutter w/Self Retractable Blade & Non Slip Handle, Replacement Blades: OLFA SKB-2, SKB-2S, RSKB, & HOB Safety Blades - Utility Knives - desertcart.com

Review: Olfa cutter - I like this cutter so much that I bought another one. Not too heavy and it retracts fast, changing blades is easy and it cuts very smoothly. I even bought spare blades!
Review: Easy to use/ safety built-in. - Works good clean cuts easy to control 👌

## Features

- SELF-RETRACTING BLADE - This safety knife's spring-activated blade retracts when lifted from the cutting surface, minimizing accidents and unwanted cuts. The powerful stainless steel return spring ensures tension and elasticity are maintained.
- RAZOR SHARP BLADE - Our knife is preloaded with an SKB-2 Safety Blade made from high-quality carbon tool steel for unparalleled sharpness and superior edge retention. Simply flip the blade 180 degrees to switch from right to left-handed preference.
- STURDY PLASTIC HANDLE - This sturdy utility knife has a high-impact handle made from ABS plastic. The textured design provides a comfortable, non-slip grip in your hand. The stainless steel channel keeps the blade securely in place during use.
- MULTIPURPOSE HEAVY DUTY DESIGN - The box cutter can be used for commercial, industrial, and retail applications. Great for cutting light and heavy duty materials like cardboard, shrink wrap, tape, strapping, film, rubber belting/hosing, and more.
- THE OLFA STANDARD - As the original inventor of the Snap-Off Knife, OLFA has maintained a standard of cutting excellence for our quality and durability. Pairing your OLFA Safety Knife with OLFA Safety Blades will provide optimal results.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0006O87QY |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #117,052 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #511 in Utility Knives |
| Blade Material | Carbon Steel |
| Brand | OLFA |
| Color | Yellow |
| Customer Reviews | 4.7 4.7 out of 5 stars (269) |
| Date First Available | February 24, 2007 |
| Global Trade Identification Number | 00091511400625 |
| Handle Material | Stainless Steel,Abs,Plastic,Rubber,Steel,Plastic Handle |
| Included Components | SKB, RSKB, HOB-2 Replacement Blades |
| Is Discontinued By Manufacturer | No |
| Item Length | 5 Inches |
| Item Package Quantity | 1 |
| Item Weight | 2.4 ounces |
| Item model number | 9048 |
| Manufacturer | OLFA |
| Material | Alloy Steel |
| Measurement System | metric |
| Part Number | 886100100 |
| UPC | 091511400625 |
| Warranty Description | guaranteed forever |

## Product Details

- **Blade Material:** Carbon Steel
- **Brand:** OLFA
- **Color:** Yellow
- **Global Trade Identification Number:** 00091511400625
- **Handle Material:** Stainless Steel,Abs,Plastic,Rubber,Steel,Plastic Handle
- **Item Length:** 5 Inches
- **Item Weight:** 0.15 Pounds
- **Manufacturer:** OLFA
- **Material:** Alloy Steel
- **UPC:** 091511400625

## Images

![SK-4 - Image 1](https://m.media-amazon.com/images/I/217F+PXVTWL.jpg)
![SK-4 - Image 2](https://m.media-amazon.com/images/I/31IoU3mu4zL.jpg)
![SK-4 - Image 3](https://m.media-amazon.com/images/I/31MerTjH5ML.jpg)
![SK-4 - Image 4](https://m.media-amazon.com/images/I/41i8R-yFgcL.jpg)
![SK-4 - Image 5](https://m.media-amazon.com/images/I/41pApKdS7qL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Olfa cutter
*by C***O on July 1, 2025*

I like this cutter so much that I bought another one. Not too heavy and it retracts fast, changing blades is easy and it cuts very smoothly. I even bought spare blades!

### ⭐⭐⭐⭐⭐ Easy to use/ safety built-in.
*by K***N on May 11, 2025*

Works good clean cuts easy to control 👌

### ⭐⭐⭐⭐⭐ Best box cutter
*by I***M on October 15, 2024*

Love this box cutter, super sharp, nice weight to it, and it contracts automatically for safety. Easy to use and has a nice grip to it.

## Frequently Bought Together

- OLFA Self-Retracting Safety Utility Knife (SK-4) - Multi-Purpose Semi-Auto Box Cutter w/Self Retractable Blade & Non Slip Handle, Replacement Blades: OLFA SKB-2, SKB-2S, RSKB, & HOB Safety Blades
- OLFA 9614 SKB-2 Dual-Edge Blade, Standard, Steel (Pack of 50)
- OLFA PRDO. 1086095 OLFA SK-9 Self-Retracting Safety Knife with Tape Slitter, 0.75" Cutting Depth, Yellow

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**Shop now:** [https://www.desertcart.ec/products/16186263-sk-4](https://www.desertcart.ec/products/16186263-sk-4)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-01*