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INSIZE Flat Edge Square: 90° Angle, 3.9 x 2.8 in Outside Dimensions - Machinist Precision Steel Squares
INSIZEMachinist Precision Steel Squares

INSIZE Flat Edge Square: 90° Angle, 3.9 x 2.8 in Outside Dimensions

The INSIZE Flat Edge Square: 90° Angle (MPN 4791-1001) is a machinist precision steel square made of stainless steel with outside dimensions of 3.9 x 2.8 in. It offers inside accuracy of.00056in and outside accuracy…

SKU 3G-OTH-292824

Also listed as: 47911001 · 4791 1001

Brand
INSIZE
Item
Flat Edge Square: 90° Angle, 3.9 x 2.8 in Outside Dimensions
Part Number
4791-1001
Category
Machinist Precision Steel Squares
Available to Order
Also known as:4791-1001INSIZE
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Technical Specifications

INSIZE
Manufacturer Part Number
4791-1001
Type
Stainless Steel
Outside Dimensions
3.9 x 2.8 in

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

Product Description

The INSIZE Flat Edge Square: 90° Angle (MPN 4791-1001) is a machinist precision steel square made of stainless steel with outside dimensions of 3.9 x 2.8 in. It offers inside accuracy of.00056in and outside accuracy of.00060in, and comes packaged in a box.

Frequently Asked Questions

What is the INSIZE Flat Edge Square used for?

The INSIZE Flat Edge Square is a machinist precision square used for checking 90° angles and squareness in metalworking, machining, and inspection. Its stainless steel construction resists corrosion, and the flat edge design allows accurate layout and setup on surface plates or machine tables.

What are the specifications of the INSIZE Flat Edge Square 4791-1001?

The INSIZE Flat Edge Square (MPN 4791-1001) has outside dimensions of 3.9 x 2.8 in, is made of stainless steel, and provides inside accuracy of .00056in and outside accuracy of .00060in. It comes packaged in a box and is not certified (No).

Where to buy the INSIZE Flat Edge Square worldwide?

3G Electric supplies the INSIZE Flat Edge Square (4791-1001) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this precision square.

How to maintain the INSIZE Flat Edge Square?

To maintain accuracy, keep the INSIZE Flat Edge Square clean and lightly oiled to prevent rust. Store it in its box away from impacts. Avoid dropping or using it as a striking tool. Regularly check squareness against a known reference to ensure the .00056in inside and .00060in outside tolerances are preserved.

Used in

Common applications for INSIZE
Machining and metalworking — INSIZE digital outside micrometer 3109-25A for measuring external dimensions of workpieces with high precision.
Quality control and metrology — INSIZE surface roughness specimen ISR-RS528X for calibrating surface roughness testers to ISO 5436-1:2000.
Field inspection and maintenance — INSIZE portable hardness tester ISH-SPHD for non-destructive testing of copper and other metals.
Material thickness measurement — INSIZE ultrasonic thickness gauge ISU-800D for measuring wall thickness of pipes, tanks, and plates.
Fabrication and assembly — INSIZE stainless steel straight edges 4700 series for checking flatness and straightness of surfaces.
Incoming inspection — INSIZE micrometers and calipers for verifying dimensions of purchased components against specifications.
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INSIZE Products

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

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