When working on diesel fuel systems, it is important to avoid allowing dirt to enter the fuel system. These plugs seal off the fuel rail, and also allow individual injectors to be blanked off to allow diagnosis of fuel system pressure loss.

• Internal thread sizes: M12 x 1.5mm (6 pcs) | M14 x 1.5mm (6 pcs)
• Applications: Bosch | Denso | Delphi | Siemens injectors
• Fits most common rail injection rail sizes.

This adaptor screws into a roloc style backing pad to convert the backing pad into a velcro holder.

• Suits 3" Roloc style backing pads
• Maximum 6,000 RPM