Slide Lock Tool Co. Inc. Company Profile | Visit Website 1166 Topside RoadLouisville, TN 37777Phone:865-577-8470, 1-800-336-8812 Products Grand Master Z-Tool System Company Product The Grand Master Z-Tool System from Slide Lock Tool Co. Inc., is the most comprehensive yet easiest to use automotive lock out system available in the industry today. With over 25 years of tried and... Product • February 9th, 2011 Comprehensive automotive lockout equipment. Want to know more about this company? Click here to request more information about Slide Lock Tool Co. Inc. .