Choice of ZTOOL Feeler Gauges. Available in Straight 32 Blade Model or an 16 Blade Angle Model. These high-quality Gap Gauge measuring tools are designed for precision gap measurements in automotive and industrial applications. Made of durable stainless steel, these gauges provide both metric and imperial measuring blades, making them versatile for a variety of projects. The 90-day warranty ensures your satisfaction with this reliable tool, which is a must-have for automotive and industrial professionals seeking accurate and efficient gap measurements. The durable stainless steel material insures these gap gauges will provide years of reliable service and making them an invaluable addition to any toolkit.