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INSIZE Precision Steel Square: 90° Angle, 3-29/32 x 2-13/16 in Outside Dimensions - Machinist Precision Steel Squares
INSIZEMachinist Precision Steel Squares

INSIZE Precision Steel Square: 90° Angle, 3-29/32 x 2-13/16 in Outside Dimensions

The INSIZE Precision Steel Square (SKU 4790-0100, MPN 4790-0100) is a 90° angle machinist square with outside dimensions of 3-29/32 x 2-13/16 in, constructed from stainless steel. It offers an accuracy of 0.0001 in…

SKU 3G-OTH-292820

Also listed as: 47900100 · 4790 0100

Brand
INSIZE
Item
Precision Steel Square: 90° Angle, 3-29/32 x 2-13/16 in Outside Dimensions
Category
Machinist Precision Steel Squares
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Technical Specifications

INSIZE
Manufacturer Part Number
4790-0100
Type
Stainless Steel
Outside Dimensions
3-29/32 x 2-13/16 in

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

Product Description

The INSIZE Precision Steel Square (SKU 4790-0100, MPN 4790-0100) is a 90° angle machinist square with outside dimensions of 3-29/32 x 2-13/16 in, constructed from stainless steel. It offers an accuracy of 0.0001 in on both the inside and outside measuring faces. The square is supplied in a box and does not include a certificate.

Frequently Asked Questions

What is the INSIZE Precision Steel Square used for?

The INSIZE Precision Steel Square is used for checking and setting 90° angles in machining, toolmaking, and inspection. Its stainless steel construction resists corrosion, and the 0.0001 in accuracy on both inside and outside faces makes it suitable for precision layout work and quality control in metalworking and engineering shops.

What are the specifications of the INSIZE Precision Steel Square 4790-0100?

The INSIZE Precision Steel Square (MPN 4790-0100) has outside dimensions of 3-29/32 x 2-13/16 in, is made of stainless steel, and provides 90° angle accuracy of 0.0001 in on both inside and outside measuring faces. It comes in a box and does not include a certificate of accuracy.

Where to buy the INSIZE Precision Steel Square worldwide?

You can source the INSIZE Precision Steel Square (4790-0100) through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this precision square to machining and inspection facilities internationally.

How to maintain the INSIZE Precision Steel Square?

To maintain accuracy, keep the INSIZE square clean and dry after use. Apply a light rust-preventive oil to the stainless steel surfaces if storing for extended periods. Store it in its box away from impacts. Avoid dropping or using it as a striking tool. Periodic calibration against a known reference is recommended to verify the 0.0001 in tolerance.

Used in

Common applications for INSIZE
Quality control inspection — INSIZE digital calipers (1118-150R) for dimensional checks on machined parts.
Machine tool setup — INSIZE dial test indicators (2380-301) for aligning workpieces and measuring runout.
Hardness testing verification — INSIZE hardness test blocks (HDT-B-HV30D) for calibrating Vickers testers.
Layout and marking — INSIZE precision steel squares (4745-1120) for checking 45° angles on fixtures.
Workpiece holding — INSIZE magnetic V-blocks (6889-2) for securing cylindrical parts during measurement.
Groove and recess measurement — INSIZE small point jaw calipers (1169-150) for measuring internal features.

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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