What types of Direct Materials would be used in this business? What are examples of the Manufacturing Overhead for this business?

Write a 250- 300 word memo about the following situation.
Memo- 2
Mr. Profit is the owner of a metal fabrication company.  They order bulk metal, fabricate and construct metal rails for steps and safety applications.
Mr. Profit has just returned from a meeting with his banker, Mr. Money.  He was denied a loan to purchase new fabrication equipment for the business.
Required:
As the new managerial accountant, Mr. Profit does not understand the differences between Direct Materials, and Manufacturing Overhead.  Explain these to Mr. Profit.
You are to write a word memo to explain the differences.
What types of Direct Materials would be used in this business?
What are examples of the Manufacturing Overhead for this business?
2. Give 2-3 examples of reporting and how it could be useful to approach the banker to get the loan approved?