---
product_id: 105968442
title: "3:1 heat shrink tubing kit"
brand: "rockdig"
price: "₨536"
currency: SCR
in_stock: null
url: https://www.desertcart.sc/products/105968442-3-1-heat-shrink-tubing-kit
store_origin: SC
region: Seychelles
---

# Fits 12 to 4/0 AWG wires, versatile sizing 3:1 shrink ratio for tight, secure seals Dual-wall adhesive lining for ultimate protection 3:1 heat shrink tubing kit

**Brand:** rockdig
**Price:** ₨536
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Seal it tight, shine all night—professional-grade heat shrink for the savvy DIYer!

## Quick Answers

- **What is this?** 3:1 heat shrink tubing kit by rockdig
- **How much does it cost?** ₨536 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/105968442-3-1-heat-shrink-tubing-kit)

## Best For

- rockdig enthusiasts

## Why This Product

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

## Key Features

- • **DIY-Ready:** Quick and easy heat activation means you can seal and protect connections in seconds with any heat source.
- • **Versatile Fit:** 74-piece assortment covers a wide range of wire gauges from 12 to 4/0 AWG—perfect for any project.
- • **Double Defense:** Dual-wall adhesive lining creates a water-resistant, abrasion-proof seal for long-lasting reliability.
- • **Shrink to Strength:** 3:1 shrink ratio ensures a snug, durable fit that resists corrosion and vibration.
- • **Pro-Grade Durability:** Marine-grade materials withstand harsh environments—ideal for automotive, marine, and industrial use.

## Overview

This 74-piece heat shrink tubing kit features a powerful 3:1 shrink ratio and dual-wall adhesive lining, providing a secure, water-resistant seal that protects wires from corrosion, abrasion, and vibration. Designed for versatility, it fits wire gauges from 12 to 4/0 AWG and is perfect for automotive, marine, and industrial applications. Easy to use and built to last, it’s the essential upgrade for any professional or DIY electrical project.

## Description

74PCS 1 3/4 1/2 3/8 Inch 3:1 Heat Shrink Tubing Assortment Kit Double-Wall Adhesive Lined Marine Grade Industrial Heat-Shrink Wrap Wire Tubing Black Red

## Features

- 3:1 SHRINK RATIO - It shrinks a lot, recovers to 1/3 of its original diameter, put it on crimped and uncrimped connections, after heat shrink, it makes a strong and tight seal. Prevents failure due to corrosion, vibration, abrasion and strain
- STURDY DUAL WALL ADHESIVE LINED CONSTRUCTION - The outer wall shrinks, providing strength, rigidity and abrasion resistance, while the inner wall provides a water-resistant seal to keep out contaminants and water. The glue inside it is stiff, strong and flexible, makes good bond to wires, and makes the wiring look clearn
- WIDE APPLICATIONS: Must have for DIY and Repair. The shrink tubes is mostly used for soldering and covering connections on amplifier, audio, battery, radio in car, truck, boat, jeep, soloar pannel and etc, used to seal butt connectors for in-line splices, insulate tool handles to reduce electric shock, repair welding cables and insulate electrical terminals stingers and copper lugs
- EASY TO USE - These heat shrink tubings are easy to use and can be shrunk in seconds. Simply cover the bare wire section with the heat shrink tubing and heat with a soldering iron or torch or other heat source
- PACKAGE INCLUDES - 74PCS 1 3/4 1/2 3/8 Inch large size black pre-cut red 3:1 Heat Shrink Tubings, wire awg gauge coverage(it is approximate due to the wide variance of wire thicknesses): 12 ga to 4/0 ga

## Product Details

- **Brand:** ROCKDIG
- **Material:** Polyolefin
- **Color:** 74pcs(Φ1~3/8"), Black&Red
- **Product Dimensions:** 3"L x 0.43"W
- **Inside Diameter:** 1 Inches
- **Item Weight:** 0.7 Pounds
- **Nominal Wall Thickness:** 1.3 month
- **Outside Diameter:** 1 Inches
- **Item Length:** 3 Inches
- **UPC:** 682228305299

## Images

![3:1 heat shrink tubing kit - Image 1](https://m.media-amazon.com/images/I/61VW5rgXtXL.jpg)
![3:1 heat shrink tubing kit - Image 2](https://m.media-amazon.com/images/I/71gM4WrwYcL.jpg)
![3:1 heat shrink tubing kit - Image 3](https://m.media-amazon.com/images/I/61WvS41-o0L.jpg)
![3:1 heat shrink tubing kit - Image 4](https://m.media-amazon.com/images/I/61OrydkoxRL.jpg)
![3:1 heat shrink tubing kit - Image 5](https://m.media-amazon.com/images/I/61Y09tmbb9L.jpg)

## Available Options

This product comes in different **Color, Size, Number Of Items** options.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sc/products/105968442-3-1-heat-shrink-tubing-kit](https://www.desertcart.sc/products/105968442-3-1-heat-shrink-tubing-kit)

---

*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-02-09*