---
product_id: 377968819
title: "Heavy Duty 6-Pound Sledge Hammer with 16-Inch Indestructible Handle | Hard Face Steel Head 52 HRC | Steel Locking Plate | Hi-Visibility Head | Vulcanized Rubber Handle (34521)"
brand: "groz"
price: "¥44674"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/377968819-heavy-duty-6-pound-sledge-hammer-with-16-inch-indestructible
store_origin: JP
region: Japan
---

# 52 HRC hardened steel head 16-inch indestructible spring steel handle Steel locking plate prevents head dislodging Heavy Duty 6-Pound Sledge Hammer with 16-Inch Indestructible Handle | Hard Face Steel Head 52 HRC | Steel Locking Plate | Hi-Visibility Head | Vulcanized Rubber Handle (34521)

**Brand:** groz
**Price:** ¥44674
**Availability:** ✅ In Stock

## Summary

> 🛠️ Smash limits, not your hands — the last sledge hammer you'll ever need!

## Quick Answers

- **What is this?** Heavy Duty 6-Pound Sledge Hammer with 16-Inch Indestructible Handle | Hard Face Steel Head 52 HRC | Steel Locking Plate | Hi-Visibility Head | Vulcanized Rubber Handle (34521) by groz
- **How much does it cost?** ¥44674 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/377968819-heavy-duty-6-pound-sledge-hammer-with-16-inch-indestructible)

## Best For

- groz enthusiasts

## Why This Product

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

## Key Features

- • **Safety-First Design:** Steel locking plate secures the head permanently—no more dangerous flying hammerheads on site.
- • **Slip-Resistant Grip:** Special ozone-resistant textured rubber handle keeps your hold firm, even in harsh outdoor conditions.
- • **High-Visibility Head:** Bright orange head ensures you never lose sight of your tool, boosting safety and efficiency.
- • **Unbreakable Power Handle:** Four spring steel bars reinforce the handle to survive the toughest overstrikes without fail.
- • **Ergonomic Vibration Absorption:** Vulcanized rubber grip reduces impact and joint fatigue for longer, more comfortable use.

## Overview

The GROZ Heavy Duty 6-Pound Sledge Hammer features a 52 HRC induction-hardened steel head and a 16-inch handle reinforced with four spring steel bars for unmatched durability. Its steel locking plate ensures the head never dislodges, while the bright orange head enhances jobsite visibility. The vulcanized, ozone-resistant rubber grip absorbs vibration and prevents slips, reducing user fatigue and increasing safety during heavy demolition, construction, and rescue tasks.

## Description

GROZ 34521 Indestructible Handle Sledge Hammer with 6-Pound Head and 16-Inch Handle. Handle made with four large spring steel bars to prevent breaking during overstrikes. Head will never dislodge as the steel bars are locked with a steel plate to the top of the hammerhead. Head is induction-case hardened to 52-56 HRC max power and extended life. Ergonomic, vulcanized rubber-grip handle absorbs impact and vibration, reducing user fatigue. Grip made from a special grade ozone-resistant rubber for tough outside environments. With textured non-slip grip to help guard against user error. Great for driving in stakes, heavy demolition work in construction like fracturing stone and concrete, driving fence posts, rebar work, and bending or shaping metal. Also great for police fire and rescue applications as well as in railroad work. GROZ Indestructible Handle Hammers meet ANSI specifications "Hand Tools - Heavy Striking Tools Safety Requirements", as well as BS 876 specifications for material, hardness and performance. GROZ makes a wide selection of big and small hammers: sledge hammers, club hammers, engineer hammers, mallets, dead blow sledge hammers, and drilling hammers.

## Features

- INDESTRUCTIBLE HANDLE: Four spring steel bars support the handle to resist breaking during overstrikes
- WORK SAFELY: Steel bars are locked with a steel plate on top of the head so it will never dislodge
- HIGH VISIBILITY: Orange head allows for easy identification in a jobsite increasing overall safety
- TEXTURED GRIP: Made from special grade ozone-resistant rubber to help prevent slips and user error
- REDUCED FATIGUE: Vulcanized rubber grip handle absorbs impact and vibration to reduce joint pain

## Product Details

- **Brand:** Groz
- **Head material:** Copper
- **Handle material:** Alloy Steel
- **Colour:** Copper Head
- **Item weight:** 7.44 Pounds

## Images

![Heavy Duty 6-Pound Sledge Hammer with 16-Inch Indestructible Handle | Hard Face Steel Head 52 HRC | Steel Locking Plate | Hi-Visibility Head | Vulcanized Rubber Handle (34521) - Image 1](https://m.media-amazon.com/images/I/511ykcT3sVL.jpg)

## Available Options

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

## Questions & Answers

**Q: Is this hammer manufactured in the United States?**
A: no

**Q: length for the 6lbs hammer?**
A: The 6lb 16" handle sledge is 20x3x7 (lxwxh)

**Q: Can I buy the handle only as replacement?**
A: no

**Q: Where is this made?**
A: Manufactured in India

## Frequently Bought Together

- Groz 34521 16" Indestructible Sledge Hammer, 6 lb
- Groz 34502 16" Indestructible Striking Hammer, 4 lb
- Klein Tools 5416TFR Tool Bag, Flame Resistant Canvas Bag for Bolt Storage with Double Reinforced Bottom and Tunnel Connect, 5 x 10 x 9-Inch

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**Shop now:** [https://www.desertcart.jp/products/377968819-heavy-duty-6-pound-sledge-hammer-with-16-inch-indestructible](https://www.desertcart.jp/products/377968819-heavy-duty-6-pound-sledge-hammer-with-16-inch-indestructible)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-30*