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The Suburban Tool B-123-NH-M is a precision 1-2-3 block set measuring 1" x 2" x 3", supplied as a matched pair in hardened steel and ground on all six sides. Built with no holes, it offers clean, unobstructed reference faces that machinists rely on for accurate layout, setup and inspection.

Furnished in a fitted wooden box, this no-hole matched pair from Suburban Tool is a dependable square and parallel reference for toolroom and QC use.

  • Matched pair of hardened steel blocks for balanced, repeatable setups
  • Ground on all six sides for true, square and parallel faces
  • Solid, hole-free bodies for clean, unobstructed reference surfaces
  • Ideal for layout, workholding and inspection tasks
  • Supplied in a fitted wooden storage box
  • Made in the USA by Suburban Tool

Available with No Certification, Short Form, or Long Form Certification.

Suburban Tool Inc.

1-2-3 Block (Metric) (B-123-NH-M)

SKU B-123-NH-M
$172.20

The Suburban Tool B-123-NH-M is a precision 1-2-3 block set measuring 1" x 2" x 3", supplied as a matched pair in hardened steel and ground on all six sides. Built with no holes, it offers clean, unobstructed reference faces that machinists rely on for accurate layout, setup and inspection.

Furnished in a fitted wooden box, this no-hole matched pair from Suburban Tool is a dependable square and parallel reference for toolroom and QC use.

  • Matched pair of hardened steel blocks for balanced, repeatable setups
  • Ground on all six sides for true, square and parallel faces
  • Solid, hole-free bodies for clean, unobstructed reference surfaces
  • Ideal for layout, workholding and inspection tasks
  • Supplied in a fitted wooden storage box
  • Made in the USA by Suburban Tool

Available with No Certification, Short Form, or Long Form Certification.

Specifications

Model B-123-NH-M
Single or Pair Pair
Holes None
Square 0.0001"/1"
Flat & Parallel 0.0002"
Size (Inches) 1" x 2" x 3" +0.0001"/+0.0003"
Weight 3 lb
$172.20

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The certificate is added to your cart as a separate line for this tool.

Allow up to 2 days for order processing. Items not in stock are made to order in Auburn Hills, Michigan; we email you the expected date, and they ship separately with their own shipping charge.

∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology

The Suburban Tool B-123-NH-M is a precision 1-2-3 block set measuring 1" x 2" x 3", supplied as a matched pair in hardened steel and ground on all six sides. Built with no holes, it offers clean, unobstructed reference faces that machinists rely on for accurate layout, setup and inspection.

Furnished in a fitted wooden box, this no-hole matched pair from Suburban Tool is a dependable square and parallel reference for toolroom and QC use.

  • Matched pair of hardened steel blocks for balanced, repeatable setups
  • Ground on all six sides for true, square and parallel faces
  • Solid, hole-free bodies for clean, unobstructed reference surfaces
  • Ideal for layout, workholding and inspection tasks
  • Supplied in a fitted wooden storage box
  • Made in the USA by Suburban Tool

Available with No Certification, Short Form, or Long Form Certification.

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See It In Action

  • Made in Auburn Hills, Michigan

    Precision workholding and metrology since the 1960s

  • UPS shipping on tools 80 lb and under

    Heavier tools are quoted by phone

  • Questions? Call (248) 391-7800

    Or email tools@subtool.com for a quote