Brown & Sharpe Reading Double Square, 4R Graduation Adjustable Square
- PRECISION GROUND: Stainless steel blade with chrome-finished surface delivers consistent accuracy for critical layout work. Laser-etched 4R graduations (1/8", 1/16", 1/32", 1/64") on this Reading Double Square remain crisp and highly readable through daily shop use and handling
- RIGID HEAD: Aluminum alloy square head is hardened and precision-ground for durability. This adjustable double square provides a stable reference surface for reliable 90° checks and measurement tasks in machine shops and tool rooms
- SMOOTH ADJUSTMENT: This combination square slides effortlessly along the blade for precise positioning during setup work. Locking knob securely holds the head in place without slipping or shifting when you need consistent, repeatable measurements
- MULTI-FUNCTION: This machinist square features a versatile design that works as try square for angle checks, depth gauge for recessed areas, height gauge for machine setup, and marking gauge for precision layout tasks in one tool
- PROFESSIONAL MACHINIST TOOL: Ideal for machine alignment, surface plate work, and quality control inspections. This combination square is a precision reference for machinists, toolmakers, and QC professionals who demand consistent accuracy
Estimated shipping
Select a product to estimate shipping.The Brown & Sharpe 599-555-3 adjustable double square with 4" blade length is used for layout and measuring in construction and machining operations. 4R graduations are marked in 64ths, 32nds, 16ths, and 8ths of an inch. The chrome-finished blade locks in place to ensure accurate measurements and marking. The hardened and ground head provides accuracy and durability.
Brown & Sharpe manufactures precision measuring equipment and metrology hand tools. The company, founded in 1833, is headquartered in North Kingstown, RI.
Precision Guide Slot
Machined guide slot keeps the square head aligned with the blade, supporting smooth sliding adjustment and stable positioning during measurement and layout work.
Secure Locking Knob
Knurled locking knob tightens easily to hold the square head firmly in position, helping maintain stable and repeatable measurements.
Laser-Etched Graduations
Stainless steel blade features laser-etched 4R graduations for clear visibility and accurate measurement during layout and setup tasks.
Smooth Sliding Adjustment
The adjustable square head slides smoothly along the blade, allowing quick positioning for measuring, marking, and setup applications.
Product details








Specifications
| Main Specification | |
|---|---|
| Manufacturer | Hexagon Metrology |
| Unit Count | 1 Count |
| Brand | TESA Brown & Sharpe |
| UPC | 622419269955 |
| Number of Items | 1 |
| Graduation Range | 1/64 Inches |
| Material | Metal |
| Colour | brown |
| Style | Square |
| Global Trade Identification Number | 07630041136999 |
| Item Weight | 4.54 G |
| Technical Details | |
|---|---|
| Part Number | 599-555-3 |
| Model | 599-920-8 |
| Material Type | Metal |
| Style | |
|---|---|
| Style Name | Square |
| Others | |
|---|---|
| Item Highlight | Satin Chrome Finish, Combination Square, 4" Blade Length, Hardened Steel Blade, for Machine Alignment |
| Product Type | Carpentry Squares |
| Item Dimensions L x W | 4"L x 4"W |
| Tags | |
|---|---|
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