Features: 6434 Sleeve Height and Counter Bore Gauge for All Diesel Engines Designed for all diesel engine such as fit for Caterpillar for Cummins, for Detroit Diesel, for Ford, for John Deere, for Bobcat, for Volvo, for Mack Trucks, for Navistar, for BMW,for Honda, for Toyota, for Isuzu, for Kamaz, for Kawasaki, for Komatsu, etc. Made of high qualaty steel and aluminum alloy.Glass lens for scratch-resistant clarity. Reinforced aluminum housing and shock-absorbing base to prevent deformation. Ensures seamless measurements for cylinder sleeve height. Perfect for automotive repair shops, aerospace maintenance, marine engineering, and heavy machinery diagnostics. .