Armstrong 78-040 4-5/8" C-Clamp Heavy Duty Pattern

Armstrong's 4-5/8" C-Clamp Heavy Duty Pattern is the strongest C-Clamp produced. It's forcing screw has a square head designed to be turned with a wrench or 4 / 8 Point Socket due to high load capacity. This clamp meets or exceed US Federal Spec. GGG-C-406D.

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Armstrong's 4-5/8" C-Clamp Heavy Duty Pattern is the strongest C-Clamp produced. It's forcing screw has a square head designed to be turned with a wrench or 4 / 8 Point Socket due to high load capacity. This clamp meets or exceed US Federal Spec. GGG-C-406D.