
- Steel Machine Screw, Zinc Plated Finish, Pan Head, Phillips Drive, 5/8" Length, #4-40 Threads (Pack of 100)
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Amazon
From $2.10 (New)

From $2.10 (New)

| Latest | $2.10 Apr 20, '16 |
| Highest | $5.49 May 20, '15 |
| Lowest | $1.76 Nov 24, '13 |
| Average | $2.10 (30d avg) $2.46 (90d avg) $2.28 (180d avg) $2.73 (365d avg) $2.24 (Lifetime average) |
| Added | Nov 24, 2013 |
30 day average: 75,296
90 day average: 76,293
The steel machine screw has a zinc plated finish and a pan head with a Phillips drive. Steel is often used in applications where strength is the primary consideration. The zinc plating offers corrosion resistance and a reflective appearance. The Phillips drive has an x-shaped slot that accepts a Phillips driver and is designed to allow the driver to slip out of the head to help prevent over-tightening and damage to the thread or fastener. The pan head has a flat top and short vertical sides with a rounded top edge.Machine screws are threaded fasteners that are typically used with nuts or drilled and tapped (threaded) holes. Machine screws are available with a variety of head shapes, which determine how the screw interacts with the mating surface, and drive styles, which determine the type of driver required to install and remove the screw.