Jack Screws
- Standard design hex jack screws.
- Supplied with washers and nut.
- Material: Steel with zinc plate per ASTM-B-633 (yellow chromate) finish.
- Threads: 4-40
- Thread lengths from 3/16 to 3/4 inch.
- Body diameter: 3/16 inch hex.
- Body length: 3/16 inch.
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