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The AP-443-H is a 4" x 4" x 3" precision ground angle plate from Suburban Tool, built solid and one-piece from hardened steel for demanding toolroom and inspection work. It is ground square and parallel within 0.0001", making it one of the most accurate angle plates in the line.

Furnished with tapped holes, the AP-443-H clamps and locates parts securely for surface grinding, layout, and QC setups.

  • Held square and parallel within 0.0001" for exacting accuracy
  • Solid one-piece hardened steel construction
  • (31) 1/4-20 tapped holes for versatile workholding
  • Ideal for precision grinding, inspection, and layout
  • Made in the USA by Suburban Tool

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

Suburban Tool Inc.

Precision Ground Angle Plate (AP-443-H)

SKU AP-443-H
$1,041.60

The AP-443-H is a 4" x 4" x 3" precision ground angle plate from Suburban Tool, built solid and one-piece from hardened steel for demanding toolroom and inspection work. It is ground square and parallel within 0.0001", making it one of the most accurate angle plates in the line.

Furnished with tapped holes, the AP-443-H clamps and locates parts securely for surface grinding, layout, and QC setups.

  • Held square and parallel within 0.0001" for exacting accuracy
  • Solid one-piece hardened steel construction
  • (31) 1/4-20 tapped holes for versatile workholding
  • Ideal for precision grinding, inspection, and layout
  • Made in the USA by Suburban Tool

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

Specifications

Model AP-443-H
Single or Pair Single
SineSet® Series —
A 4"
B 4"
C 3"
D 1-1/8"
E —
F —
Holes (31) 1/4-20 (2) 19/32" x 7/16" C'BORE
Weight 9 lb
$1,041.60

Add a certification?

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 AP-443-H is a 4" x 4" x 3" precision ground angle plate from Suburban Tool, built solid and one-piece from hardened steel for demanding toolroom and inspection work. It is ground square and parallel within 0.0001", making it one of the most accurate angle plates in the line.

Furnished with tapped holes, the AP-443-H clamps and locates parts securely for surface grinding, layout, and QC setups.

  • Held square and parallel within 0.0001" for exacting accuracy
  • Solid one-piece hardened steel construction
  • (31) 1/4-20 tapped holes for versatile workholding
  • Ideal for precision grinding, inspection, and layout
  • 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