Motion Pro stepless clamps available individually or sold in an 85-piece kit with an assortment of commonly used clamp sizes for cooling systems. Stepless clamps provide secure 360° clamping with no gaps. Specially formed edges reduce risk of damage to hose and hose barb. Narrow 9mm band provides concentrated seal compression. Tampering is visible. Kit includes a durable partitioned plastic box with snap lid to keep your stock of clamps organized and ready to use. Please follow factory service manual recommendations for selecting correct clamp size for each engine. Clamps require use of Motion Pro pincher tool part #s 3801-0034 or 3801-0182 (sold separately).