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API 508 - 18 Pack of Module Screws
The API 508 18 Pack is a packet of 500 series module screws. 500 series screws can be hard to find so this packet allows you to have replacement or spare screws set aside for use when needed. These screws are the same exact screw that API supplies with their racks meaning they are compatible with all major 500 series racks.
API 500-SERIES
- Product Category: Machine Screws
- Size: 4-40
- Length: 3/8"
- Head Style: Oval Head
- Drive Style: Phillips
- Head Diameter: 0.191 - 0.212
- Head Height: 0.104 Min.
- Full / Partial Thread: Full
- Driver Size: 1
- Material: Steel
- Finish: Black Oxide
Specifications
- Product Category: Machine Screws
- Size: 4-40
- Length: 3/8"
- Head Style: Oval Head
- Drive Style: Phillips
- Head Diameter: 0.191 - 0.212
- Head Height: 0.104 Min.
- Full / Partial Thread: Full
- Driver Size: 1
- Material: Steel
- Finish: Black Oxide