---
product_id: 10888009
title: "Combination Set with Square, Center and Reversible Protractor Head and Blade - 12\" Blade Length, Cast Iron Heads, Hardened Steel, 4R Graduation Type - C435-12-4R"
brand: "starrett"
price: "€ 910.81"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/10888009-combination-set-with-square-center-and-reversible-protractor-head-blade
store_origin: HR
region: Croatia
---

# 12-inch hardened steel blade 4R dual graduation for precision cast iron heads for durability Combination Set with Square, Center and Reversible Protractor Head and Blade - 12" Blade Length, Cast Iron Heads, Hardened Steel, 4R Graduation Type - C435-12-4R

**Brand:** starrett
**Price:** € 910.81
**Availability:** ✅ In Stock

## Summary

> 📐 Master every measurement with pro-grade precision and durability!

## Quick Answers

- **What is this?** Combination Set with Square, Center and Reversible Protractor Head and Blade - 12" Blade Length, Cast Iron Heads, Hardened Steel, 4R Graduation Type - C435-12-4R by starrett
- **How much does it cost?** € 910.81 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/10888009-combination-set-with-square-center-and-reversible-protractor-head-blade)

## Best For

- starrett enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Hardened steel blade and cast iron heads withstand toughest jobsite demands
- • **Centering Made Simple:** Center head attachment locates exact centers on round or square workpieces
- • **Lock & Load Stability:** Lockable square head with bolt engagement ensures rock-solid positioning
- • **Precision in Every Angle:** Dual 0-180° protractor graduations for flawless angle measurements
- • **Versatility for Pros & DIYers:** Four-piece set tailored for mechanics, carpenters, and makers alike

## Overview

The Starrett Combination Set features a 12-inch hardened steel blade with a cast iron square, center, and reversible protractor heads. Its 4R graduation type offers precise dual-angle readings from 0 to 180 degrees. Designed for professionals and DIY enthusiasts, this durable, lockable, and versatile toolset ensures accurate measurements and reliable performance across diverse projects.

## Description

Starrett Combination Set with Square, Center and Reversible Protractor Head and Blade - 12" Blade Length, Cast Iron Heads, Hardened Steel, 4R Graduation Type - C435-12-4R

## Features

- Easy to Use - The square head can be moved up and down on the rule with a lockable assembly and a specially designed bolt to engage the slot for stability and versatility while measuring.
- Perfect Attachment - The Center Head is an available attachment that provides an easy means of accurately locating the center of cylindrical or square work.
- Get Accurate Measurements - The protractor head has revolving turrets with direct-reading double graduations, a full 0 to 180-Degree range in opposite directions which permits accurate and quick direct reading of angles above or below the blade.
- Complete Quality Made Tool - The set includes the rule, square, protractor, and center heads that are made from durable hardened steel, which can withstand even the most strenuous jobs. It's perfect for any construction project or DIY task.
- Versatile Layout Tool - Starrett squares are offered in a practical variety of styles to suit the needs of the individual, whether it be a toolmaker, mechanic, carpenter, or a "do-it-yourself" homeowner.

## Product Details

- **Material:** Hardened Steel, Cast Iron
- **Brand:** Starrett
- **Color:** Satin Chrome
- **Style:** Modern" or "Classic
- **Product Dimensions:** 12.4"L x 6.3"W

## Images

![Combination Set with Square, Center and Reversible Protractor Head and Blade - 12" Blade Length, Cast Iron Heads, Hardened Steel, 4R Graduation Type - C435-12-4R - Image 1](https://m.media-amazon.com/images/I/517ZxxOjaOL.jpg)

## Available Options

This product comes in different **Model** options.

## Frequently Bought Together

- Starrett Combination Square Set for Machinists and Woodworkers - Includes Reversible Lock Bolt, Hardened Steel Scriber, and Spirit Levels in Square and Protractor Heads - C435-12-4R
- Starrett Dial Caliper with Adjustable Bezel, Precision Measurement Tool for Machinists, Hardened Stainless Steel - 0-6" Range, 0.001" Graduations, Durable Multifunction Caliper - 3202-6
- Starrett 6-Inch Spring-Tempered Steel Rule with Inch Graduations - Ideal for Metalworking and Engineering - Satin Chrome Finish, 4R Graduations, 3/64-Inch Thickness - C604RE-6

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**Shop now:** [https://www.desertcart.hr/products/10888009-combination-set-with-square-center-and-reversible-protractor-head-blade](https://www.desertcart.hr/products/10888009-combination-set-with-square-center-and-reversible-protractor-head-blade)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-02-08*