Allis-Chalmers Rental Services S-4 Registration of securities issued in business combination transactions

Exhibit 23.5

CONSENT OF ACCOUNTING & CONSULTING GROUP, LLP
INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the reference to our firm under the caption “Experts” in the Registration Statement on Form S-4 ofAllis-Chalmers Energy Inc. and to the incorporation by reference of our report dated June 10, 2005, with respect to the financial statements ofW.T. Enterprises, Inc. as of March 31, 2005 and December 31, 2004 and December 31, 2003 and for the three months ended March 31, 2005, and the years ended December 31, 2004 and December 31, 2003.

/s/ Accounting & Consulting Group, LLP  

Accounting & Consulting Group, LLP 

Carlsbad, New Mexico
January 29, 2007