This 300mm combination square combines a durable stainless steel ruler with a movable angle head for precise layout work. It handles 45-degree and 90-degree measurements, level checking, and depth marking in one tool. Designed for woodworkers, carpenters, and DIY enthusiasts who need reliable accuracy on the job.

This combination square gives you the versatility to mark, measure, and verify angles without switching tools. The stainless steel blade resists rust and stays true over time. The sliding head locks securely in place, so your measurements stay consistent from one cut to the next. Whether you are setting up a miter saw or checking a cabinet frame, this tool delivers dependable results.

The movable head slides along the ruler for quick adjustments between tasks. It also works as a depth gauge and a try square, making it a practical addition to any workshop. The level vial built into the head lets you check horizontal alignment without picking up a separate level. This saves time and keeps your workflow smooth.

For carpenters and woodworkers who value precision, this tool simplifies complex layout work. It helps you transfer measurements, check square corners, and set consistent angles on every project. The compact 300mm length is easy to store and handle, yet long enough for most furniture and framing tasks.

Key Features and Benefits

- Stainless steel blade that resists rust and wear for long-lasting accuracy

• Movable head with lock that adjusts to 45 and 90 degrees for versatile layout work

• Built-in level vial that checks horizontal alignment without an extra tool

• Sliding design that doubles as a depth gauge and try square for multiple measuring tasks

• Clear etched markings that stay readable even after heavy use

Who Is This For

- Carpenters who need a reliable square for framing, trim work, and cabinet installation

• Woodworkers who require precise angle transfers for joinery and miter cuts

• DIY enthusiasts who want a multi-function tool for home renovation projects

• Contractors who value a compact, portable square that fits in a tool belt

Usage Scenario

Mark was building a set of custom shelves for a client. He needed to check that each bracket was level and every corner was square. Instead of juggling a separate level and square, he grabbed this combination square. He slid the head to the right depth, locked it, and marked his cut lines. The built-in level confirmed the brackets were straight. He finished the job in half the usual time.

Micro Comparison

Unlike basic try squares that only check 90 degrees, this combination square gives you adjustable angles, depth measurement, and level checking in one tool. While other squares require you to carry separate tools for leveling and angle marking, this design combines those functions without adding bulk. It offers more versatility for the same workspace.

Specifications

Measurement Range: 0 - 300 mm / 0 - 11.8 in

Material: Stainless steel blade with aluminum head

Angles: 45 degrees and 90 degrees

Features: Movable head with lock, built-in level vial

Battery Included: No

Size Guide

Please allow 1-3 mm / 0.04-0.12 in difference due to manual measurement.

Ruler length: 300 mm / 11.8 in

Blade width: 25 mm / 1.0 in

Package Includes

- 1 x 300mm Combination Square Ruler

Why You Will Love It

You will appreciate having a single tool that handles measuring, marking, leveling, and angle checking. It saves space in your toolbox and cuts down on setup time. The stainless steel construction gives you confidence that it will hold up through years of shop use.

Questions and Answers

Question: Can this square measure depths as well as angles?

Answer: Yes, the sliding head allows you to use the ruler as a depth gauge for checking groove or mortise depths.

Question: Is the level vial accurate enough for cabinet installation?

Answer: Yes, the built-in vial is suitable for checking horizontal alignment on cabinets, shelves, and frames.

Question: Does the head lock securely at both 45 and 90 degrees?

Answer: Yes, the lock mechanism holds the head firmly at both common angles for consistent marking.

Question: Is this tool suitable for metalworking or only woodworking?

Answer: It works well for both woodworking and light metalworking, but the stainless steel blade is best suited for wood, drywall, and soft metals.

Question: How do I clean and maintain the stainless steel blade?

Answer: Wipe the blade with a dry cloth after use. For stubborn residue, use a mild cleaner and dry thoroughly to prevent rust.