The JET Tools JPDC-4 Heavy Duty 4 Jaw Coupler is an industrial-quality accessory intended for manually operated grease guns. Its hardened body is designed to resist deformation under high pressure, with a working pressure of 6,000 PSI. The coupler has 1/8" NPT threads and a four-jaw configuration. This model carries manufacturer part number JPDC-4 and product reference SUW-350203.

• Four-jaw coupler for manually operated grease guns.
• Hardened body resists pressure-related deformation.
• Working pressure: 6,000 PSI.
• Thread specification: 1/8" NPT.
• Manufacturer part number: JPDC-4; product reference: SUW-350203.