The Starrett 12" Combination Square with Square Head includes a reversible lock bolt, scriber, spirit level (except 4"), and hardened steel, photo-engraved blade with regular or satin chrome finish. The square heads are forged hardened steel with smooth, black enamel finish. 12", 4R Grad with Center Head, Satin Chrome Blade. Satin Chrome Blade.

Features:

• Reversible lock bolt, scriber, spirit level
• Hardened steel, machine divided blade
• Satin Chrome Finish Blade
• Forged and Hardened Steel Heads with Smooth Black Enamel Finish
• Graduation Type 4R
• Smooth Black Head Finish