Mastercool 53123 Refillable Universal Dye-Injector AFF3508 Self-locking on pipes and nuts:

Self-locking on pipes and nuts: no slipping on the workpiece and low handforce required

For bridge

Replaces the need for sets of metric and imperial spanners

1993 to ‘99 Buick Regal

Mastercool 53123 Refillable Universal Dye-Injector AFF3508 Self-locking on pipes and nuts:Mastercool 53123 Refillable Universal Dye Injector Description To inject the oil or dye, simply connect the injector to the low side of the A C system and twist the handle until you reach the desired amount. 53123: REFILLABLE UNIVERSAL DYE INJECTOR with auto shut off valve adapter and 2 oz Bottle of Concentrated A C Dye (25 Applications) 53123 A: REFILLABLE UNIVERSAL DYE OIL INJECTOR (without dye) with auto shut off valve adapter 53134: REFILLABLE DYE