This versatile tool features adjustable angle measurements from 0° to 90°, with position markers in 5° increments for quick and precise angle setting. For added convenience, the T-square is equipped with preset stops at 45° and 90°, allowing you to quickly and easily create consistent and repeatable angle markings, saving time on your projects.

Constructed from anodized aluminum alloy, the Whisky Jack 24″ T-Square is not only lightweight and durable but also resistant to wear and corrosion, making it an ideal choice for both professional and DIY applications. The precision beveled edge, with a 25° bevel, minimizes parallax error, greatly enhancing the accuracy of your measurements and markings for fine woodworking and layout tasks.

The T-square also features laser-engraved imperial scales, which are easy to read and long-lasting. The clear, visible markings ensure you can make accurate measurements with confidence, whether you’re working on woodworking projects, construction layouts, or technical drawings.

The Whisky Jack Premium 24″ Aluminum Angle T-Square is an indispensable tool for anyone seeking precision, durability, and efficiency in their measuring and marking work.

Features:

• Adjustable Angle Measurement – This T-Square allows for angle adjustments from 0° to 90°, with position markers in 5° increments for quick and precise setting.
• Preset Stops at 45° & 90° – Save time with dedicated 45° and 90° stops, perfect for consistent and repeatable angle markings.
• CNC-Machined Aluminum Construction – Made from anodized aluminum alloy, this ruler is lightweight, durable, and resistant to wear and corrosion, ensuring long-term accuracy and performance.
• Precision Beveled Edge – The 25° beveled edge minimizes parallax error, significantly improving measurement and marking accuracy for fine woodworking and layout tasks.
• Laser-Engraved Imperial Scale – Featuring highly visible, laser-printed markings, this T-Square provides easy-to-read, long-lasting measurement scales in imperial units.

Whether you’re working on woodworking projects, construction layouts, or technical drawings, the Whisky Jack 24″ Aluminum Angle T-Square is the ultimate tool for precise and efficient measurements.

Part Number: WJ10-240

Crafted from high-quality aluminum alloy, the square is both wear-resistant and rust-proof, ensuring long-term durability even in demanding workshop conditions. Its solid billet handle is precision machined with two support lips, which prevent tipping and guarantee a perfectly square edge—critical for true alignment when marking or measuring. The laser-engraved measurement markings are easy to read and built to last, while the machined 45° beveled blade edges help eliminate parallax errors for razor-sharp scribing accuracy.

Designed with professionals in mind, the Whisky Jack T-Square offers a balanced, ergonomic grip that makes it comfortable and stable to use across a wide range of tasks—from drawing clean lines and setting layouts to making repeatable, precise measurements. Featuring Imperial units, it’s a dependable companion for anyone seeking consistent accuracy and performance.

Features: 

• Precision Machined for Accuracy – The solid billet handle features two support lips, preventing tipping and ensuring a perfectly square edge for true alignment.
• Laser-Engraved Markings – Clear, easy-to-read measurement markers provide consistent accuracy, while the machined 45° beveled blade edges reduce parallax for precise scribing.
• High-Quality Aluminum Alloy – Made from wear-resistant, rust-proof aluminum, this T-square is built to last, making it an essential tool for woodworking.
• Designed for Professionals – Whether you’re drawing, marking, or measuring, this well-balanced, ergonomic tool offers superior performance for any carpentry or design project.
• Units of Measurement: Imperial

Upgrade your workflow with the Whisky Jack 24″ Scribing T-Square—a tool that embodies the craftsmanship, functionality, and dependability serious woodworkers count on.

Part Number: WJ10-124

Crafted from high-quality aluminum alloy, the square is both wear-resistant and rust-proof, ensuring long-term durability even in demanding workshop conditions. Its solid billet handle is precision machined with two support lips, which prevent tipping and guarantee a perfectly square edge—critical for true alignment when marking or measuring. The laser-engraved measurement markings are easy to read and built to last, while the machined 45° beveled blade edges help eliminate parallax errors for razor-sharp scribing accuracy.

Designed with professionals in mind, the Whisky Jack T-Square offers a balanced, ergonomic grip that makes it comfortable and stable to use across a wide range of tasks—from drawing clean lines and setting layouts to making repeatable, precise measurements. Featuring Imperial units, it’s a dependable companion for anyone seeking consistent accuracy and performance.

Features: 

• Precision Machined for Accuracy – The solid billet handle features two support lips, preventing tipping and ensuring a perfectly square edge for true alignment.
• Laser-Engraved Markings – Clear, easy-to-read measurement markers provide consistent accuracy, while the machined 45° beveled blade edges reduce parallax for precise scribing.
• High-Quality Aluminum Alloy – Made from wear-resistant, rust-proof aluminum, this T-square is built to last, making it an essential tool for woodworking.
• Designed for Professionals – Whether you’re drawing, marking, or measuring, this well-balanced, ergonomic tool offers superior performance for any carpentry or design project.
• Units of Measurement: Imperial

Upgrade your workflow with the Whisky Jack 12″ Scribing T-Square—a tool that embodies the craftsmanship, functionality, and dependability serious woodworkers count on.

Part Number: WJ10-112

Designed for accuracy, the precision L-square ensures consistent measuring and marking, making every cut and layout more reliable. Whether you’re a professional woodworker or a DIY craftsman, this tool helps you achieve flawless alignment and perfect right angles every time.

Its innovative dual-sided scale and hole layout allow for ambidextrous use, making it convenient for both left- and right-handed users. No matter how you work, the Whisky Jack Mini T-Square provides efficiency, accuracy, and ease of use in every project.

Features:

• High-Quality Material – Made from anodized aluminum alloy for durability and lightweight handling.
• Precision Engineering – Ensures accurate measuring and marking for reliable cuts and layouts.
• L-Square Design – Provides flawless alignment and perfect right angles every time.
• Dual-Sided Scale & Hole Layout – Allows ambidextrous use for both left- and right-handed users.
• Workshop-Ready – Built to withstand demanding woodworking environments.
• Versatile Application – Ideal for professional & hobbyist woodworkers.

Part Number: WJ10-104

Lightweight and ergonomically balanced, the scribing square is comfortable to use over long periods without fatigue. Its 12-inch size and clear imperial markings make it easy to measure and mark with consistency, helping you maintain precision through every step of your project. It also doubles as a reliable straightedge, allowing you to check for flatness or draw straight lines quickly and confidently.

From layout to finish work, the Whisky Jack 12″ Scribing Square is a versatile, professional-grade tool that belongs in every tool belt or workshop drawer. Rugged, accurate, and easy to use—it’s the perfect companion for layout work that demands both speed and accuracy.

Features:

• Premium Build Quality – Made from high-quality aluminum alloy, this scribing square is highly durable, wear-resistant, and rust-proof, ensuring long-term performance.
• Lightweight & Ergonomic Design – The lightweight well-balanced construction makes it comfortable to use for extended periods.
• Versatile Application – Ideal for framing, roofing, stair layouts, and general carpentry, this L-square ruler also serves as a straightedge for checking surface flatness.
• Accurate Marking & Measuring – Designed for precision and efficiency, this square helps you achieve consistent, straight lines and perfectly measured angles with ease.
• Measurement Units: Imperial

The Whisky Jack 12″ Scribing Square is an essential addition to any professional or home workshop.

Part Number: WJ10-012

Designed with an ergonomic solid brass head, it fits comfortably in your hand, providing excellent control and stability during use. The solid brass knurled thumb screw locks the head securely to the beam, ensuring consistent and reliable measurements every time. Plus, the countersunk head design allows the cutter to be fully retracted, protecting it when not in use.

The laser-engraved graduation marks on the sturdy bar are available in  metric (150mm) measurements. Weighing 8.8 ounces, it has the perfect amount of mass for smooth, controlled marking without slipping.

Features:

• Ergonomic Brass Head – Solid brass head provides excellent control and stability for precise marking.
• Secure Locking Mechanism – Solid brass knurled thumb screw ensures the head locks securely to the beam for reliable measurements.
• Countersunk Head Design – Cutter can be fully retracted for protection when not in use.
• Metric Measurements – Laser-engraved graduation marks available in metric (150mm).
• Durable Construction – Built for accuracy and longevity, offering smooth, effortless marking and cutting.
• Perfect Weight – Weighs 8.8 ounces, providing optimal mass for smooth and controlled marking without slipping.
• Ideal for Joinery Layout – Perfect for flawless, precise marking in woodworking projects.

The Whisky Jack Wheel Marking Gauge is the ideal tool for flawless joinery layout and accurate marking!

Part Number: WJ10-306

Designed for versatility, it features a fixed angle positioning pin that allows you to quickly and easily mark common angles including 10°, 22.5°, 30°, 45°, 50°, 60°, 67.5°, 70°, and 90°, making it ideal for complex layouts and quick reference during framing and joinery. For more standard work, the square also enables precise 45° and 90° scribing, ensuring clean, accurate lines for tight-fitting joints.

Adding to its utility, the square includes precision-drilled holes in 1/16″ increments, allowing for parallel line scribing with ease—an essential feature for mortise and tenon joinery and other intricate woodworking tasks. The 0.8mm holes are compatible with most woodworking pencils, giving you crisp, sharp markings every time.

Despite its robust capabilities, this tool is compact and pocket-friendly, making it the perfect companion for fast, accurate measurements on the go. Whether you’re in the shop or on-site, the Whisky Jack 2 Piece Precision Angle & Marking Square delivers the precision and performance professionals rely on.

Features:

• CNC-Machined Accuracy – Manufactured with high-precision CNC processing, this carpenter’s square ensures exceptional accuracy with laser-engraved scales, featuring a ±0.004″ tolerance for reliable measurements.
• Versatile Angle Marking – Quickly mark common angles including 10°, 22.5°, 30°, 45°, 50°, 60°, 67.5°, 70°, and 90° using the fixed angle positioning pin.
• 45° & 90° Scribing Made Easy – The square allows for precise 45° and 90° markings, ensuring clean and accurate layouts for woodworking, framing, and joinery projects.
• Parallel Line Scribing with Precision Holes – Featuring 1/16″ increment holes, this marking square enables perfectly parallel line drawing, making it ideal for mortise and tenon joinery. The 0.8mm hole diameter is compatible with most woodworking pencils for crisp, clear markings.
• Compact & Pocket-Friendly – Designed for easy portability, this small yet powerful square is perfect for quick on-the-go measurements and markings.

Ideal for woodworking applications, the Whisky Jack 2 Piece Precision Angle & Marking Square is the go-to tool for flawless accuracy in every project!

Part Number: WJ10-701