United States securities and exchange commission logo November 15, 2023 Richard N. Grant, Jr. President and Chief Executive Officer inTEST Corporation 804 East Gate Drive, Suite 200 Mt. Laurel, New Jersey 08054 Re: inTEST Corporation Registration Statement on Form S-3 Filed November 9, 2023 File No. 333-275451 Dear Richard N. Grant: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Margaret Schwartz at 202-551-7153 with any questions. Sincerely, Division of Corporation Finance Office of Industrial Applications and Services cc: Alexander R. McClean, Esq.