Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
STARRETT Double Square: SAE, Steel, Satin, 6 in Blade Lg, 1/64 in Graduations - Machinist Precision Steel Combination Squares
STARRETTMachinist Precision Steel Combination Squares

STARRETT Double Square: SAE, Steel, Satin, 6 in Blade Lg, 1/64 in Graduations

The STARRETT Double Square (MPN 13C) is a machinist precision steel combination square with a 6 in blade length and 1/64 in graduations. It features a satin finish and a cast iron square head. This SAE-measurement…

SKU 3G-OTH-300463

Brand
STARRETT
Item
Double Square: SAE, Steel, Satin, 6 in Blade Lg, 1/64 in Graduations
Category
Machinist Precision Steel Combination Squares
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

STARRETT
Manufacturer Part Number
13C

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

STARRETT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The STARRETT Double Square (MPN 13C) is a machinist precision steel combination square with a 6 in blade length and 1/64 in graduations. It features a satin finish and a cast iron square head. This SAE-measurement tool is designed for layout and inspection work.

Frequently Asked Questions

What is the STARRETT Double Square used for?

The STARRETT Double Square is a machinist precision tool used for layout, marking, and inspection of 90-degree angles on metal workpieces. Its 6 in blade with 1/64 in graduations and satin finish suits toolrooms and machine shops requiring accurate SAE measurements.

What are the specifications of the STARRETT Double Square?

The STARRETT Double Square (MPN 13C) has a 6 in blade length with 1/64 in graduations, a satin finish, and a cast iron square head. It is an SAE-measurement tool designed for precision layout and inspection work in machining applications.

Where to buy the STARRETT Double Square worldwide?

3G Electric supplies the STARRETT Double Square worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this precision square for your machining needs.

How to maintain the STARRETT Double Square?

To maintain the STARRETT Double Square, keep the blade and cast iron head clean and lightly oiled to prevent rust. Store in a dry case away from impacts. Avoid dropping the tool, as the satin finish and precision graduations can be damaged, affecting accuracy.

Used in

Common applications for STARRETT
Structural steel fabrication — TENNAX™-PRO bi-metal band saw blades for cutting beams and channels
Stainless steel pipe cutting — Advanz™ CS carbide-tipped band saw blades for abrasive material
Aluminum extrusion cutting — Duratec™ SFB carbon steel band saw blades for soft metals
General metalworking maintenance — Intenss™ PRO-DIE high-speed steel band saw blades for mixed metals
Hard alloy tool steel cutting — Intenss™ PRO bi-metal band saw blades with hook edge
Wood and non-ferrous material sawing — Duratec™ SFB carbon steel blades for multi-material shops

STARRETT Products

3G Electric supplies STARRETT machinist precision steel combination squares. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
This combination square features a 24-inch satin-finished steel blade with 1/64-inch graduations and a cast iron square head. It is used for layout, measurement, and angle checking in industrial machining and metalworking
STARRETT
This combination square features a 24-inch satin-finished steel blade with 1/64-inch graduations and a cast iron square head. It is used for layout, measurement, and angle checking in industrial machining and metalworking
This combination square set includes a 12-inch SAE steel blade with satin finish and quick-reading graduations in 1/64-inch increments. It features a center/reversible protractor and square head for layout, measurement, and angle checking in metalworking and machining applications
STARRETT
This combination square set includes a 12-inch SAE steel blade with satin finish and quick-reading graduations in 1/64-inch increments. It features a center/reversible protractor and square head for layout, measurement, and angle checking in metalworking and machining applications
This combination square features a 6-inch brushed steel blade with a 1/100 in aircraft quick-reading scale and a cast iron square head. Designed for layout, measurement, and inspection tasks, it enables accurate 90-degree checks and depth measurements in machining and metalworking applications
STARRETT
This combination square features a 6-inch brushed steel blade with a 1/100 in aircraft quick-reading scale and a cast iron square head. Designed for layout, measurement, and inspection tasks, it enables accurate 90-degree checks and depth measurements in machining and metalworking applications
This combination square set includes a 12-inch satin-finished steel blade with 1/64-inch graduations, a square head, and a center/reversible protractor. It is used for measuring and laying out angles, depths, and centers in machining and metalworking applications
STARRETT
This combination square set includes a 12-inch satin-finished steel blade with 1/64-inch graduations, a square head, and a center/reversible protractor. It is used for measuring and laying out angles, depths, and centers in machining and metalworking applications
This combination square set features a 6-inch steel blade with satin finish and 1/64-inch graduations. Includes a center/square head for layout, angle checking, and center finding. Suitable for precision measurement and marking in machining and metalworking applications
STARRETT
This combination square set features a 6-inch steel blade with satin finish and 1/64-inch graduations. Includes a center/square head for layout, angle checking, and center finding. Suitable for precision measurement and marking in machining and metalworking applications

More from STARRETT

View all STARRETT parts →
This STARRETT combination square features a 4-inch brushed steel blade with 1/64-inch graduations and a cast iron square head. It provides accurate 90-degree and 45-degree references for layout, angle checking, and depth measurement in machining and metalworking tasks
STARRETT
This STARRETT combination square features a 4-inch brushed steel blade with 1/64-inch graduations and a cast iron square head. It provides accurate 90-degree and 45-degree references for layout, angle checking, and depth measurement in machining and metalworking tasks
This steel combination square features a 6-inch satin-finished blade with 1/64-inch graduations for precise layout, angle checking, and depth measurement in machining and metalworking applications. The satin finish reduces glare for accurate readings
STARRETT
This steel combination square features a 6-inch satin-finished blade with 1/64-inch graduations for precise layout, angle checking, and depth measurement in machining and metalworking applications. The satin finish reduces glare for accurate readings
This combination square features a 12-inch satin-finished steel blade with 1/64-inch graduations and a cast iron square head. It is used for precision layout, angle checking, and depth measurement in machining and metalworking applications
STARRETT
This combination square features a 12-inch satin-finished steel blade with 1/64-inch graduations and a cast iron square head. It is used for precision layout, angle checking, and depth measurement in machining and metalworking applications
This combination square features a 4-inch satin-finished steel blade with 1/64-inch graduations and a cast-iron head. It is used for precision layout, measuring 90-degree angles, and checking squareness in machining and metalworking applications
STARRETT
This combination square features a 4-inch satin-finished steel blade with 1/64-inch graduations and a cast-iron head. It is used for precision layout, measuring 90-degree angles, and checking squareness in machining and metalworking applications
This 6-inch combination square features a satin-finished steel blade with 1/64-inch graduations and a cast-iron square head. It is used for layout, angle measurement, and depth checking in machining and metalworking, providing accurate 90-degree and 45-degree references
STARRETT
This 6-inch combination square features a satin-finished steel blade with 1/64-inch graduations and a cast-iron square head. It is used for layout, angle measurement, and depth checking in machining and metalworking, providing accurate 90-degree and 45-degree references
This combination square features a 12-inch brushed steel blade with 1/64-inch graduations and a cast iron square head. It is used for layout and measurement tasks requiring a square and rule, such as checking squareness, marking lines, and measuring depths in machining and metalworking applications
STARRETT
This combination square features a 12-inch brushed steel blade with 1/64-inch graduations and a cast iron square head. It is used for layout and measurement tasks requiring a square and rule, such as checking squareness, marking lines, and measuring depths in machining and metalworking applications
This combination square features a brushed steel blade with 1 mm metric graduations and a cast iron square head. It is used for precision measurement, layout, checking squareness, and depth measurement in machining and metalworking applications
STARRETT
This combination square features a brushed steel blade with 1 mm metric graduations and a cast iron square head. It is used for precision measurement, layout, checking squareness, and depth measurement in machining and metalworking applications
This precision double square features a 4-inch hardened steel blade with a satin finish to reduce glare. Graduated in 1/64-inch increments for SAE measurements, it is used for layout, inspection, and checking 90-degree angles in metalworking and toolmaking applications
STARRETT
This precision double square features a 4-inch hardened steel blade with a satin finish to reduce glare. Graduated in 1/64-inch increments for SAE measurements, it is used for layout, inspection, and checking 90-degree angles in metalworking and toolmaking applications