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The 9122-20NSP Taft-Peirce Sine Block with Center Heads is a 20" precision angle-setting tool from Suburban Tool, built for demanding layout, inspection, and toolroom setups. Combined with a stack of gage blocks, the sine principle lets you dial in exact angles, while the included center heads let you mount shafts and cylindrical parts between centers for accurate checking and machining.

  • 20" working length for larger sine-setting and inspection jobs
  • Center heads hold round and shafted work between centers
  • Sets precise angles from gage blocks for layout and grinding
  • Rugged Taft-Peirce construction trusted in the toolroom
  • Precision angle tooling from Suburban Tool
  • Made in the USA by Suburban Tool
  • Surface plate not included.
  • When mounted on the sine block, the centers are parallel to the sine rolls within 0.0002", and parallel to the sides of the sine block within 0.0005".
  • Sine block can be used alone for general purpose angle checking.
  • Center heads made from seasoned cast iron, machined in pairs for accurate alignment of centers.
  • Sine blocks made from heat treated alloy steel and precision ground on all working surfaces.

Taft-Peirce

Taft-Peirce Sine Block Taper Testing Fixture, 20" (9122-20NSP)

SKU 9122-20NSP
$12,542.25

The 9122-20NSP Taft-Peirce Sine Block with Center Heads is a 20" precision angle-setting tool from Suburban Tool, built for demanding layout, inspection, and toolroom setups. Combined with a stack of gage blocks, the sine principle lets you dial in exact angles, while the included center heads let you mount shafts and cylindrical parts between centers for accurate checking and machining.

  • 20" working length for larger sine-setting and inspection jobs
  • Center heads hold round and shafted work between centers
  • Sets precise angles from gage blocks for layout and grinding
  • Rugged Taft-Peirce construction trusted in the toolroom
  • Precision angle tooling from Suburban Tool
  • Made in the USA by Suburban Tool
  • Surface plate not included.
  • When mounted on the sine block, the centers are parallel to the sine rolls within 0.0002", and parallel to the sides of the sine block within 0.0005".
  • Sine block can be used alone for general purpose angle checking.
  • Center heads made from seasoned cast iron, machined in pairs for accurate alignment of centers.
  • Sine blocks made from heat treated alloy steel and precision ground on all working surfaces.

Specifications

Model 9122-20NSP
Length 24-1/16"
Width 4-3/4"
Height 6-3/8"
Center Distance 20" ±0.0005"
Work Capacity – Between Centers 15"
Work Capacity – Diameter 6"
Weight 70 lb
$12,542.25

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 9122-20NSP Taft-Peirce Sine Block with Center Heads is a 20" precision angle-setting tool from Suburban Tool, built for demanding layout, inspection, and toolroom setups. Combined with a stack of gage blocks, the sine principle lets you dial in exact angles, while the included center heads let you mount shafts and cylindrical parts between centers for accurate checking and machining.

  • 20" working length for larger sine-setting and inspection jobs
  • Center heads hold round and shafted work between centers
  • Sets precise angles from gage blocks for layout and grinding
  • Rugged Taft-Peirce construction trusted in the toolroom
  • Precision angle tooling from Suburban Tool
  • Made in the USA by Suburban Tool
  • Surface plate not included.
  • When mounted on the sine block, the centers are parallel to the sine rolls within 0.0002", and parallel to the sides of the sine block within 0.0005".
  • Sine block can be used alone for general purpose angle checking.
  • Center heads made from seasoned cast iron, machined in pairs for accurate alignment of centers.
  • Sine blocks made from heat treated alloy steel and precision ground on all working surfaces.

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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