Convert Drawings to 3D Printable Model

I need assistance in converting hand-drawn sketches of a prototype part into a 3D model suitable for printing. The part is medium-sized, ranging from 10 to 30 cm. Although the specific material for 3D printing was not listed among the choices, I require the model to be compatible with 17-4 stainless steel (SS) for the final print.

Key Requirements:
- Transform hand drawings into a precise 3D model.
- Ensure the model is suitable for printing in 17-4 SS.
- Maintain the dimensions and details as per the original sketches.
- Deliver a file format compatible with 3D printing.

Ideal Skills and Experience:
- Proficiency in CAD software for creating 3D models.
- Experience with designing parts for 3D printing, particularly in metals.
- Attention to detail to accurately translate hand drawings into digital models.
- Understanding of material properties, especially 17-4 stainless steel, for effective 3D printing preparation.

Please ensure the final model meets the specifications for a successful print in the desired material.