Hillman 50-Piece 5/16 in. Galvanized Anti-Turn Washer

Anti-turn washers have serrations that extend radially inward and/or outward to bite into the bearing surface. This type of washer is effective as a lock washer when used with a soft substrate, such as aluminum or plastic. Variants all conform to ASTM A153.

• Prevents rotation when used with wood, aluminum, or plastic
• Hot-dipped galvanized finish for longevity
• Comes complete with 50 pieces of anti-turn washers