---
product_id: 3319615
title: "PacTool Gecko Gauge, The Original Home Siding Installation Kit - For Use with 5/16 Inch Fiber Cement Siding and James Hardie Siding, Includes 2 Gecko Gauge Clamps"
brand: "pactool"
price: "₨2864"
currency: SCR
in_stock: true
category: "Pac Tool"
url: https://www.desertcart.sc/products/3319615-pactool-gecko-gauge-the-original-home-siding-installation-kit-use
store_origin: SC
region: Seychelles
---

# Adjusts in 1/4-inch increments for perfect siding reveals Hands-free clamping for efficient, solo installation Heavy-duty plastic with rubber padding prevents surface marring PacTool Gecko Gauge, The Original Home Siding Installation Kit - For Use with 5/16 Inch Fiber Cement Siding and James Hardie Siding, Includes 2 Gecko Gauge Clamps

**Brand:** pactool
**Price:** ₨2864
**Availability:** ✅ In Stock

## Summary

> 📐 Nail your siding game with precision and ease — no crew required!

## Quick Answers

- **What is this?** PacTool Gecko Gauge, The Original Home Siding Installation Kit - For Use with 5/16 Inch Fiber Cement Siding and James Hardie Siding, Includes 2 Gecko Gauge Clamps by pactool
- **How much does it cost?** ₨2864 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/3319615-pactool-gecko-gauge-the-original-home-siding-installation-kit-use)

## Best For

- pactool enthusiasts

## Why This Product

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

## Key Features

- • **Solo Pro Efficiency:** Acts as your second pair of hands, enabling one-person installation with ease
- • **Durable & Lightweight:** Constructed from heavy-gauge plastic weighing just 1.3 lbs for fatigue-free use
- • **Scratch-Free Guarantee:** Patented non-marring friction cam and rubber grips protect your pre-painted siding
- • **Trusted Industry Leader:** PacTool’s decades of innovation empower pros and DIYers to work smarter, not harder
- • **Precision Perfect Reveals:** Adjustable from 4 to 8 inches in 1/4-inch steps for flawless siding alignment

## Overview

The PacTool Gecko Gauge SA903 is a professional-grade siding installation kit designed for 5/16 inch fiber cement and James Hardie siding. Featuring adjustable 1/4-inch increments for 4 to 8-inch reveals, a patented non-marring friction cam, and rubber-padded clamps, it enables solo installers to achieve perfectly level, scratch-free siding with hands-free support. Made from heavy-duty plastic and sold as a 2-piece set, it’s a trusted tool that reduces fatigue and boosts productivity on any commercial or DIY siding project.

## Description

Product Description Our PacTool SA903 Gecko Gauge Fiber Cement Siding Tool can help to make your next commercial siding project easier and more productive. With our efficient clamping tool that supports and gauges cement-board siding application by acting as a second pair of hands, this design allows your siding to be level and adequately spaced while working your way up the wall, essentially eliminating the need for any layout. It is adjustable at 1/4-inch increments for 4 to 8-inch siding reveals. Our gauge has a patented non-marring friction cam mechanism that securely holds a 12-foot piece of fiber cement siding for hands-free nailing. It is constructed from heavy-duty plastic and includes a rubber padding material on the locking grip, ensuring that it won’t scratch or mar pre-painted siding. At PacTool, we are known for our outstanding line of exterior products in the construction, renovation, and remodeling sector and take pride in providing exceptional solutions that help to reduce fatigue and frustration for craftspeople, artisans, and DIYers. From the Manufacturer For siding installation, similar to SA902, but this newer model will not scratch pre-painted siding. Heavy-gauge plastic helps avoid marring the painted surface. One person can install fiber cement siding while ensuring each course stays level. Adjusts for a 5, 6, 7 or 8-inch reveal. Sold in a set of two.

## Features

- PACTOOL: Trusted for decades, we are the leaders in specialized construction, renovation, and remodeling designs. Our cutting-edge product line inspires craftspeople and DIYers to work smarter, measure better, and repair more efficiently.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000VERBCU |
| Best Sellers Rank | #8,484 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2 in Siding Building Material |
| Brand Name | PacTool |
| Color | Green |
| Customer Reviews | 4.8 4.8 out of 5 stars (6,070) |
| Included Components | Gecko Gauges |
| Item Dimensions | 12 x 12 x 16 inches |
| Item Type Name | Siding Gecko Gauge |
| Item Weight | 1.3 pounds |
| Manufacturer | General Tools & Instruments |
| Manufacturer Part Number | SA903 |
| Manufacturer Warranty Description | Warranty |
| Material Type | Plastic, Polycarbonate, Rubber |
| Model Number | SA903 |
| Number of Items | 2 |
| Set Name | Gecko Gauge Clamp Set (2 Piece) |
| Style Name | STANDARD |
| UPC | 716080054214 732454522523 733353408949 787721689317 740528465270 645646903003 637825901672 785479700438 785533916348 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** PacTool
- **Color:** Green
- **Item Weight:** 1.3 pounds
- **Item dimensions L x W x H:** 12 x 12 x 16 inches
- **Material:** Plastic, Polycarbonate, Rubber
- **Number of Items:** 2
- **Set Name:** Gecko Gauge Clamp Set (2 Piece)
- **Style:** STANDARD
- **Unit Count:** 1 Count

## Images

![PacTool Gecko Gauge, The Original Home Siding Installation Kit - For Use with 5/16 Inch Fiber Cement Siding and James Hardie Siding, Includes 2 Gecko Gauge Clamps - Image 1](https://m.media-amazon.com/images/I/71zwAq4uQVL.jpg)

## Available Options

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

## Questions & Answers

**Q: Does this work on 12 inch siding**
A: No, neither the SA902 nor SA903 work on 12" siding. There is a model SA902.12 that is made specifically for use on the 12". It is basically the model SA902 with a pair of long aluminum extensions included in the package. Since this model is made of aluminum it isn't recommended for use on the pre-finished siding as the aluminum tends to leave marks.

**Q: What makes this zone 10 specific?**
A: http://www.jameshardie.com/dealer/hardiezone.shtml + http://www.jameshardie.com/homeowner/hardiezone-video.htmlThe Zone 1 - 5 product has a specific drip edge design and since this tool clamps at that edge, you use it on zone 6 - 10 products.

**Q: Would these work installing the big 0.312-in x 48-in x 96-in hardiepanel vertical fiber cement siding panels?**
A: These are for panel siding … clamps to Z Flashing to hold up the panel.  https://www.amazon.com/dp/B001PBJ6QM?tag=price125420e-20&ascsubtag=wtbs_60358245085322c828fd7606

**Q: Will this work with 1in by 8in cedar bevel ?**
A: Probably not. It’s only for 5/16 siding

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