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The Suburban Tool B-234-H23-M is a precision block set measuring 2" x 3" x 4", supplied as a matched pair in hardened steel and ground on all six sides. With 23 holes featuring 3/8-16 tapped holes and matching clearance, this larger pair supports screw mounting and a broad range of precision set-ups.

Delivered in a fitted wooden box, the B-234-H23-M from Suburban Tool gives toolmakers and QC techs a rigid, dependable reference for layout, setup, workholding and inspection.

  • Matched pair of hardened steel blocks for balanced, repeatable work
  • Ground on all six sides for true, square and parallel faces
  • 23 holes with 3/8-16 tapped holes and matching clearance
  • Screw-mount for angle plates and other precision fixtures
  • Furnished 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-234-H23-M)

SKU B-234-H23-M
$690.90

The Suburban Tool B-234-H23-M is a precision block set measuring 2" x 3" x 4", supplied as a matched pair in hardened steel and ground on all six sides. With 23 holes featuring 3/8-16 tapped holes and matching clearance, this larger pair supports screw mounting and a broad range of precision set-ups.

Delivered in a fitted wooden box, the B-234-H23-M from Suburban Tool gives toolmakers and QC techs a rigid, dependable reference for layout, setup, workholding and inspection.

  • Matched pair of hardened steel blocks for balanced, repeatable work
  • Ground on all six sides for true, square and parallel faces
  • 23 holes with 3/8-16 tapped holes and matching clearance
  • Screw-mount for angle plates and other precision fixtures
  • Furnished 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-234-H23-M
Single or Pair Pair
Holes 23
Square 0.0001"/1"
Flat & Parallel 0.0003"
Size (Inches) 2" x 3" x 4" +0.0001"/+0.0004"
Weight 12 lb
$690.90

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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-234-H23-M is a precision block set measuring 2" x 3" x 4", supplied as a matched pair in hardened steel and ground on all six sides. With 23 holes featuring 3/8-16 tapped holes and matching clearance, this larger pair supports screw mounting and a broad range of precision set-ups.

Delivered in a fitted wooden box, the B-234-H23-M from Suburban Tool gives toolmakers and QC techs a rigid, dependable reference for layout, setup, workholding and inspection.

  • Matched pair of hardened steel blocks for balanced, repeatable work
  • Ground on all six sides for true, square and parallel faces
  • 23 holes with 3/8-16 tapped holes and matching clearance
  • Screw-mount for angle plates and other precision fixtures
  • Furnished 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