51558

435-18-4R 18" Combination Set with Square, Center and Reversible Protractor Head and Blade 51558

The Starrett 18" Combination Set with Square, Center and Reversible Protractor Head and Blade features reversible lock bolts, scriber, spirit level in both square head and protractor head, direct reading double 180 Deg protractor scale, hardened steel, photo-engraved blade. The combination set with square also includes a cast iron head with black wrinkle finish. Also available with satin chrome blade and protractor head. 18", 4R Grad.


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Features

  • Reversible lock bolts, scriber, spirit level in both square head and protractor head
  • Direct reading double 180 Deg protractor scale
  • Hardened steel, machine divided blade
  • Regular Finish Blade
  • Cast Iron Heads with Black Wrinkle Finish

Specifications

  • Blade Length (in): 18"
  • Blade Finish: Regular
  • Graduation Type: 4R
  • Graduations: 8ths, 16ths, Quick Reading 32nds, 64ths
  • Head Finish: Black Wrinkle
  • Head Material: Cast Iron
  • Head Types: Square, Center, Protractor
  • Number of Pieces: 4
  • Protractor Type: Reversible

Downloads

    Combination Square Guide (Form 955)

    Document stating the introduction, assembly, and tips on the Combination Square