This professional-grade set features a fine-tooth ratcheting lock for precise, incremental compression of piston rings. Designed for versatility, the pliers can be used in both parallel and perpendicular positions to the cylinder block for easier installation.

• Versatile design allows pliers to be used parallel or perpendicular to the cylinder block.
• Fine-tooth ratcheting lock enables compression in small, precise increments.
• Complete set includes high-quality pliers and 6 interchangeable bands.
• Compatible with piston sizes ranging from 2-7/8 in. to 4-3/8 in. (73mm to 111mm).
• Durable and reliable construction designed for easy cleaning and long-term use.