3D Printed Custom Screw Design -- 2

I'm seeking a designer to create a precise 3D model for a custom screw.

Requirements:
- Overall length: .850 inches
- Head diameter: .730 inches
- Head height: .300 inches
- Hex size: 5/16 or 1/4 inch (to be finalized)
- Bolt portion: 1/2 -13 thread with .550-inch length
- Designed with durability in mind, using the strongest printable material

Ideal Skills & Experience:
- Expertise in CAD software like SolidWorks
- Experience with prototypes and material testing
- High attention to detail for custom parts