Proto® Compression Tester Kit, 7 Piece

• Complete compression testing on gasoline engines including domestic, foreign, motorcycle, marine, and small engines
• Corrosion resistant nickel plated finish adapters for flat and tapered seat plugs
• Professional quality gauge with zero adjust
• 2-1/2 in gauge features chrome bezel and rugged protective outer boot
• Extra long 25 in flex hose gauge assembly with quick coupler, allows for easy viewing out of cluttered engine compartment
• Dual scale gauge reads 0 - 300 psi and 0 - 2100 kg/cmsq.
• Rugged blow-molded case with removable lid