Automotive testing, diagnostic equipment and professional automotive specialty tools auto mechanic technician - that's what Thexton designs, manufactures and supplies for you! Coolant and battery testers, with over 50 years of technological backing, anchor our vast product line of specialty tools. We produce an average of eight new automotive tools and testing devices every year! Check out our tech tips for the latest quick fixes. If your looking for Hot Deals check out our Limited Inventory featuring overstocked/discontinued tools at budget prices