Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
STARRETT C331-300 Flexible Steel Rule - Steel Rulers
STARRETTSteel Rulers

STARRETT C331-300 Flexible Steel Rule

The STARRETT Steel Rule, model C331-300, is a flexible steel ruler with a chrome finish and etched decimal graduations. It measures 12 inches (300 mm) in length with a thickness of 0.02 inches and features 0.5 mm and…

SKU 3G-OTH-321313

Also listed as: C331300 · C331 300

Brand
STARRETT
Item
C331-300 Flexible Steel Rule
Part Number
C331-300
Category
Steel Rulers
Available to Order
Also known as:C331-300STARRETT
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.
EXW Singapore
Collect or forward from our office
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
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

STARRETT
Manufacturer Part Number
C331-300
Type
12 in / 300 mm, 0.5 mm/1/64 in, Chrome, Flex
Thick
0.02 in
Flexible
C331-300

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 Steel Rule, model C331-300, is a flexible steel ruler with a chrome finish and etched decimal graduations. It measures 12 inches (300 mm) in length with a thickness of 0.02 inches and features 0.5 mm and 1/64 inch markings.

Frequently Asked Questions

What is the STARRETT C331-300 steel rule used for?

The STARRETT C331-300 flexible steel rule is used for precision linear measurement in machining, fabrication, and quality inspection. Its chrome finish resists corrosion, and etched decimal graduations (0.5 mm and 1/64 in) provide clear, durable markings for accurate layout work.

What are the specifications of the STARRETT C331-300 steel rule?

The STARRETT C331-300 is a flexible steel rule measuring 12 in (300 mm) long, 0.02 in thick, with a chrome finish. It features etched decimal graduations in 0.5 mm and 1/64 in increments. The manufacturer part number is C331-300.

Where to buy the STARRETT C331-300 steel rule worldwide?

3G Electric supplies the STARRETT C331-300 steel rule worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this precision measurement tool.

How to maintain a STARRETT chrome steel rule?

To maintain a STARRETT chrome steel rule, wipe it clean after use with a soft cloth to remove oils or debris. Store it flat in a dry environment to prevent bending. Avoid dropping or using it as a scraper, as the etched graduations are durable but can wear under abrasive contact.

Used in

Common applications for STARRETT
Metalworking — Starrett S117PC center punch set for marking drill starting points on steel plates.
Fabrication — Starrett Intenss PRO-DIE band saw blade for cutting stainless steel and hard alloys.
Maintenance — Starrett Duratec SFB carbon steel band saw blade for cutting aluminum, wood, and soft metals.
Tool and die — Starrett S264WB square-type center punch set for precise layout work.
Production machining — Starrett PT06690 replacement points to restore worn center punches.
General industrial — Starrett Intenss PRO band saw blade for cutting stainless steel in fabrication shops.
Not sure this is the right part? Photo-identify it→

STARRETT Products

3G Electric supplies STARRETT steel rulers. 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 →

More from STARRETT

View all STARRETT parts →
This 3-inch steel ruler features a chrome finish with black etched graduation marks in 1/64-inch and decimal scales. The rigid blade is 0.05 inches thick, suitable for precision measurement tasks in machining, metalworking, and inspection applications
STARRETT
This 3-inch steel ruler features a chrome finish with black etched graduation marks in 1/64-inch and decimal scales. The rigid blade is 0.05 inches thick, suitable for precision measurement tasks in machining, metalworking, and inspection applications
This 1000 mm metric steel rule features 0.5 mm graduations and a satin chrome finish that reduces glare. The rigid construction and etched decimal markings on a black background provide clear, long-lasting readability. Suitable for linear measurement tasks in industrial settings such as machining, fabrication, and quality inspection
STARRETT
This 1000 mm metric steel rule features 0.5 mm graduations and a satin chrome finish that reduces glare. The rigid construction and etched decimal markings on a black background provide clear, long-lasting readability. Suitable for linear measurement tasks in industrial settings such as machining, fabrication, and quality inspection
This 12-inch steel rule features a rigid, spring-tempered construction with a chrome finish and black etched markings. Graduations include 1/64 inch and decimal scales for precise linear measurement. Suitable for general layout and inspection tasks in workshops and toolrooms
STARRETT
This 12-inch steel rule features a rigid, spring-tempered construction with a chrome finish and black etched markings. Graduations include 1/64 inch and decimal scales for precise linear measurement. Suitable for general layout and inspection tasks in workshops and toolrooms
Rigid steel ruler with chrome-plated satin finish and etched decimal graduations in 0.5 mm and 1 mm increments. Black markings on a 1,800 mm scale, 0.1 in thick. Used for linear measurement in machining, fabrication, and quality inspection
STARRETT
Rigid steel ruler with chrome-plated satin finish and etched decimal graduations in 0.5 mm and 1 mm increments. Black markings on a 1,800 mm scale, 0.1 in thick. Used for linear measurement in machining, fabrication, and quality inspection

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first