---
product_id: 152788667
title: "Spear & Jackson 3921W Log Saw Blade 21\",Bow"
brand: "spear & jackson"
price: "₨369"
currency: SCR
in_stock: true
reviews_count: 9
category: "Spear & Jackson"
url: https://www.desertcart.sc/products/152788667-spear-and-jackson-3921w-log-saw-blade-21-bow
store_origin: SC
region: Seychelles
---

# Hardpoint blade stays sharp 5x longer Bi-directional teeth for fast cutting 21-inch high-speed steel blade Spear & Jackson 3921W Log Saw Blade 21",Bow

**Brand:** spear & jackson
**Price:** ₨369
**Availability:** ✅ In Stock

## Summary

> 🪓 Cut smarter, not harder—stay sharp, stay ahead.

## Quick Answers

- **What is this?** Spear & Jackson 3921W Log Saw Blade 21",Bow by spear & jackson
- **How much does it cost?** ₨369 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/152788667-spear-and-jackson-3921w-log-saw-blade-21-bow)

## Best For

- spear & jackson enthusiasts

## Why This Product

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

## Key Features

- • **Precision-Cut Power:** 21-inch high-speed steel blade engineered for clean, efficient wood cutting.
- • **Long-Lasting Sharpness:** Hardpoint technology keeps your blade sharper up to 5 times longer—cut more, replace less.
- • **Universal Compatibility:** Fits multiple bow saw models, including Bahco, making it the go-to spare blade for pros.
- • **Dual-Direction Efficiency:** Innovative bi-directional teeth design accelerates cutting speed on both forward and backward strokes.
- • **Trusted Heritage Craftsmanship:** From a brand trusted since the 1760s, combining tradition with modern ergonomic design.

## Overview

The Spear & Jackson 3921W Log Saw Blade is a 21-inch high-speed steel replacement blade featuring hardpoint technology for durability and bi-directional teeth for rapid cutting. Designed for woodwork, it fits various bow saws and is backed by a trusted brand with over 250 years of heritage.

## Description

Fast efficient cutting. Tough and durable Spear and Jackson’s products are known for their heritage and high quality and gardeners around the world have trusted the Spear and Jackson brand since the 1760s. The company offers a broad range of innovative and ergonomically-designed tools, developed for optimum performance and user comfort. Genuine Spear & Jackson product

Review: Fits other bow saws - Spear and Jackson make fitted my Bahco bow saw very sharp good value for money bought 2 of them
Review: Fit to my old saw. - I use occasionally for a year and no complain.

## Features

- Bow Saw blade 533 cm (21) with hard point blade which stays sharp up to five times longer than untreated blades
- Teeth designed for fast and free cutting on forward and backward strokes
- 3ppi
- Spare blade for 4943BE Garden Saw
- Grow Your Own 2022 Great British Growing Award Winners

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B002W5VMAI |
| Best Sellers Rank | 8,774 in DIY & Tools ( See Top 100 in DIY & Tools ) 1 in Bow Saws |
| Blade Length | 21 Inches |
| Blade Material | High Speed Steel |
| Blade Shape | Rectangular |
| Blade material | High Speed Steel |
| Brand | Spear & Jackson |
| Colour | Black |
| Country of Origin | China |
| Customer Reviews | 4.4 out of 5 stars 120 Reviews |
| Global Trade Identification Number | 05011198001941 |
| Handle Material | Plastic |
| Included Components | Bare Tool |
| Item Dimensions L x W x H | 53.3L x 53.3W x 53.3H centimetres |
| Manufacturer | Neill Tools T/A Spear Jackson |
| Model Number | 3921W/09 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Teeth | 3 |
| Other Special Features of the Product | Hardpoint Blade, Bi-Directional Teeth |
| Part Number | 3921W/09 |
| Power source | Hand Powered |
| Special feature | Hardpoint Blade, Bi-Directional Teeth |
| Surface Recommendation | Wood |
| Surface recommendation | Wood |
| Unit Count | 1.0 count |
| Wattage | 3921 watts |

## Product Details

- **Brand:** Spear & Jackson
- **Colour:** Black
- **Blade material:** High Speed Steel
- **Surface recommendation:** Wood
- **Power source:** Hand Powered

## Images

![Spear & Jackson 3921W Log Saw Blade 21",Bow - Image 1](https://m.media-amazon.com/images/I/51nyDe8Pt4L.jpg)
![Spear & Jackson 3921W Log Saw Blade 21",Bow - Image 2](https://m.media-amazon.com/images/I/71Z9mAk+d-L.jpg)
![Spear & Jackson 3921W Log Saw Blade 21",Bow - Image 3](https://m.media-amazon.com/images/I/71xIhys3EkL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fits other bow saws
*by B***Y on 15 April 2025*

Spear and Jackson make fitted my Bahco bow saw very sharp good value for money bought 2 of them

### ⭐⭐⭐⭐⭐ Fit to my old saw.
*by P***N on 17 September 2025*

I use occasionally for a year and no complain.

### ⭐⭐⭐⭐ A little thin but sharp
*by A***S on 28 September 2022*

Good value. A little thin but sharp and cuts well

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**Shop now:** [https://www.desertcart.sc/products/152788667-spear-and-jackson-3921w-log-saw-blade-21-bow](https://www.desertcart.sc/products/152788667-spear-and-jackson-3921w-log-saw-blade-21-bow)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-08-19*