FastenersScrewsSelf-DrillingTruss, ModifiedSquare Recess, Steel Zinc
MODIFIED TRUSS SQUARE RECESS
SELF DRILLING SCREWS
- Manufactured to SAE J78 specifications
- For attached metal lath to metal studs between 12-20 gauge thick
- Case Hardened to Rockwell C50-56 (Core Hardness: Rockwell C32-40)
- Steel Zinc Plated
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