• Provide exact torque measurement when making up pump parts
• Three piece precision machined jaws grip specific O.D. by friction and do not mar the surface of parts
• Ratcheting ability prevents frequent tong adjustment or removal
• Can be used with any 1/2", 3/4" or 1" drive “click-type” torque wrench handle

Wrench head, adaptor and torque wrench handle must be ordered separately.