---
product_id: 81744596
title: "FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction"
brand: "firstinfo tools fit your needs"
price: "€ 167.48"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/81744596-firstinfo-metal-lock-powerful-magnet-attached-20-inch-508mm-lockable
store_origin: HR
region: Croatia
---

# 20-inch wide profile with 5.1-inch width for larger contours Metal locking mechanism for secure shape hold 8 powerful magnets for firm iron surface attachment FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction

**Brand:** firstinfo tools fit your needs
**Price:** € 167.48
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock, Magnetize, Measure — Master every contour with FIRSTINFO precision!

## Quick Answers

- **What is this?** FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction by firstinfo tools fit your needs
- **How much does it cost?** € 167.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/81744596-firstinfo-metal-lock-powerful-magnet-attached-20-inch-508mm-lockable)

## Best For

- firstinfo tools fit your needs enthusiasts

## Why This Product

- Trusted firstinfo tools fit your needs brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Magnetic Mastery:** 8 strong magnets ensure the gauge stays put on metal surfaces, making hands-free measuring a breeze.
- • **Versatile Pro Tool:** Ideal for woodworking, auto body, tile fitting, and any precision contour duplication task.
- • **Built to Last & Backed Up:** Premium ABS plastic pins with 12-month warranty for reliable, long-term use.
- • **Wide & Ready for Big Jobs:** Expanded 5.1-inch width profile captures larger, more complex shapes than standard gauges.
- • **Lock It Down with Confidence:** Durable metal lock keeps your contour shape perfectly fixed, even if dropped.

## Overview

The FIRSTINFO 20-inch contour gauge features a robust metal locking mechanism and 8 powerful magnets for secure, precise shape duplication on large and irregular surfaces. Its widened 5.1-inch profile outperforms standard gauges, making it an essential tool for professionals in woodworking, automotive, and tile fitting. Constructed with durable ABS plastic pins and backed by a 12-month warranty, it ensures lasting accuracy and convenience.

## Description

FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction

## Features

- 【Locking Mechanism & Widen Feature 】FIRSTINFO’s contour gauge shape duplicator is upgraded with “metal locking mechanism”, which is much more durable than plastic lock. Easily lock the contour shape according to your needs. Once the pins are locked, and it helps you to lock the pins in place, so they won't be moved even falling from high place. The width reaches 5.1 inches, while the width of the ordinary one is 3.74 inches.
- 【With 8 " Powerful Magnets】FIRSTINFO’s contour gauge shape duplicator comes with EXTRA 8 " Powerful Magnets" on the back allows sticking to the iron products firmly and make measuring and cutting much easier and will not scratch the original finish.
- 【Easy to Use 】To hold and measure the shape of large objects conveniently, instant template for curved shapes and irregular objects. Press the teeth against the object to match the contour and then trace the shape you need. Easily to copy any shape or duplicate a profile exactly. Trim & trace the outline and cut into shape.
- 【Multiple Applications】For any kind of work needs the contour or shape duplication. In woodworking, auto body, auto metal sheet, stainless steel or any job of contour and shape duplication. Ideal for fitting tiles, laminate, carpet, checking dimensions, molding, etc. Useful tool for operations on car bodies, carpentry, checking dimensions, and for all kinds of modelling.
- 【Premium Quality & Stronger construction】Constructed of high quality, tough, durable plastic ABS plastic pins for strengthen and flexible use. We provide you with quality assurance tools with 12 months of after-sales warranty support. Help you to achieve a satisfactory shopping experience.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | FIRSTINFO TOOLS |
| Part Number | F3946EL |
| Product Dimensions | 54 x 11 x 3 cm; 950 g |
| Item model number | F3946E |
| Size | 20 inch |
| Colour | Red |
| Material | Plastic |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 950 g |

## Product Details

- **Brand:** FIRSTINFO TOOLS FIT YOUR NEEDS
- **Material:** Plastic
- **Item dimensions L x W x H:** 54 x 11 x 3 centimetres
- **Item weight:** 950 Grams
- **Screen size:** 2E+1 Inches

## Images

![FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction - Image 1](https://m.media-amazon.com/images/I/71ZjsohVj3L.jpg)
![FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction - Image 2](https://m.media-amazon.com/images/I/61f6CSXEHEL.jpg)
![FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction - Image 3](https://m.media-amazon.com/images/I/61U7Z2zVOJL.jpg)
![FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction - Image 4](https://m.media-amazon.com/images/I/61n+lnMAjCL.jpg)
![FIRSTINFO Metal-LOCK-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction - Image 5](https://m.media-amazon.com/images/I/61kr5JFaBuL.jpg)

## Frequently Bought Together

- FIRSTINFO Metal-Lock-Powerful-Magnet -Attached 20 inch (508mm) Lockable & Twin Scale Widen Profile Contour Shape Duplicator Gauge Convenient for Magnetic Attraction
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**Shop now:** [https://www.desertcart.hr/products/81744596-firstinfo-metal-lock-powerful-magnet-attached-20-inch-508mm-lockable](https://www.desertcart.hr/products/81744596-firstinfo-metal-lock-powerful-magnet-attached-20-inch-508mm-lockable)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-02-09*