Prime-Line 9179075 Socket Head Cap Screws Hex Drive
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Detail
Prime-Line 9179075 Socket Head Cap Screws, Hex (Allen) Drive, 5/16 in-18 x 2-1/2 in, Black Oxide Coated Steel, 5-Pack
- Size: 5/16 inch-18 X 2-1/2 inch
- Hex (Allen) Drive
- Installs using an Allen wrench
- Can be used in tight spaces where there may not be room for a socket tool or wrench
- Often used in machinery, tools and dies
- Thread Type: Coarse, Thread Class: UNC-3A, Point Style: Blunt
- Specification(s) Met: ASME B18.3 and ASTM A574
Socket head cap screws have cup points that produce a thin edge that digs into hard surfaces for a secure hold. Rounded head has splined outer circumference with internal hex drive. Use an Allen wrench (hex key) to secure with required torque as needed. Length is measured from underneath the head to the base of the cup point.
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