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SUBURBAN Tri-Block Pair: 2 Blocks, 1 Holes, 3 in x 2 in x 1 in, 0.0001 in Squareness - 1-2-3 Setup Blocks
SUBURBAN1-2-3 Setup Blocks

SUBURBAN Tri-Block Pair: 2 Blocks, 1 Holes, 3 in x 2 in x 1 in, 0.0001 in Squareness

The SUBURBAN Tri-Block Pair (SKU 3G-OTH-279728, MPN B-123-H1-M) is a set of two 1-2-3 setup blocks, each measuring 3 in x 2 in x 1 in with one tapped hole (5/16 in - 18 in). These blocks offer 0.0001 in squareness…

SKU 3G-OTH-279728

Also listed as: B123H1M · B 123 H1 M

Brand
SUBURBAN
Item
Tri-Block Pair: 2 Blocks, 1 Holes, 3 in x 2 in x 1 in, 0.0001 in Squareness
Category
1-2-3 Setup Blocks
Available to Order
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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

SUBURBAN
Manufacturer Part Number
B-123-H1-M
Type
3 in x 2 in x 1 in
PR
1
Holes
1
Squareness
0.0001 in

Technical Documents

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

Product Description

The SUBURBAN Tri-Block Pair (SKU 3G-OTH-279728, MPN B-123-H1-M) is a set of two 1-2-3 setup blocks, each measuring 3 in x 2 in x 1 in with one tapped hole (5/16 in - 18 in). These blocks offer 0.0001 in squareness and are manufactured by SUBURBAN for precision layout and inspection tasks.

Frequently Asked Questions

What is a SUBURBAN Tri-Block Pair used for?

The SUBURBAN Tri-Block Pair is used for precision layout, setup, and inspection in machining and quality control. These 1-2-3 blocks provide a stable, square reference surface for workholding, gaging, and measuring tasks in industrial manufacturing environments.

What are the specifications of the SUBURBAN Tri-Block Pair?

Each block measures 3 in x 2 in x 1 in with one tapped hole (5/16 in - 18 in). The pair offers 0.0001 in squareness. Manufactured by SUBURBAN, the set includes two blocks (MPN B-123-H1-M) for precision layout and inspection work.

Where to buy SUBURBAN Tri-Block Pair worldwide?

3G Electric supplies the SUBURBAN Tri-Block Pair worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver precision setup blocks to your facility. Contact us for availability and lead time.

How to maintain SUBURBAN 1-2-3 setup blocks?

Keep the blocks clean and free of burrs or debris. Store them in a protective case or on a clean surface to prevent damage to the precision-ground faces. Regularly check squareness with a calibrated square to ensure continued accuracy in layout and inspection tasks.

Used in

Common applications for SUBURBAN
Surface grinding setup — SUBURBAN magnetic sine plates (e.g., MSP-126-S2) for angular workpiece positioning
Inspection and quality control — SUBURBAN steel straight edges (e.g., SE-12-TS) for checking flatness of machine tables
Toolroom fixturing — SUBURBAN slotted cast iron angle plates (e.g., SAW-120908) for holding workpieces during milling
Compound angle machining — SUBURBAN compound sine plates (e.g., SPC-1212-S2) for multi-axis angular setups
Precision grinding of small parts — SUBURBAN hardened steel angle plates (e.g., AP-334-S0) with 0.0002 in tolerance for tight-tolerance workholding

SUBURBAN Products

3G Electric supplies SUBURBAN 1-2-3 setup blocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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