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As Of Filer Filing For·On·As Docs:Size Issuer Agent 11/17/17 Superior Drilling Products, Inc. 8-K:4,9 11/17/17 2:39K M2 Compliance/FA |
Document/Exhibit Description Pages Size 1: 8-K Current Report HTML 19K 2: EX-16.1 Letter re: Change in Certifying Accountant HTML 5K
Securities and Exchange Commission
Washington, D.C. 20549
Commissioners:
We have read Superior Drilling Products Inc.’s statements included under Item 4.01 of its Form 8-K filed on November 17, 2017 and we agree with such statements concerning our firm.
/s/ Hein & Associates LLP
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This ‘8-K’ Filing | Date | Other Filings | ||
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Filed on / For Period End: | 11/17/17 | None on these Dates | ||
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