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Blue-point 12\" Combination Squares feature hardened and tempered steel blades with a satin chrome finish to reduce glare and resist rust:
Heads are machined cast iron with a black wrinkle finish.
Movable heads are set for readings at 45° and 90°.
Blades are machine etched with graduations at 1/8\", 1/16\", 1/32\" and 1/64\".
Blade straightness and parallelism is 0.0006\" /12\".
End sureness: +/-0.03°
Head sureness: 0.0005\" /12\".
Miter sureness: 0.005\"/12\".
Heads include a level vial and a hardened steel scribe that screws into the tool body.
Tools are fitted into a single tough plastic storage case.
![NEW Blue Point by Snap On Tools, 4 piece 12\](img-large/g/BjQAAeSwDG9qsanm/s-l1600/NEW-Blue-Point-by-Snap-On-Tools-4-piece-12-Combina.jpg "NEW Blue Point by Snap On Tools, 4 piece 12\")
