Dualco Screw Prime Grease Guns

DUALCO Screw Prime Grease Guns are designed for low and high-pressure applications. They are easy to operate and have smooth efficiency. The grease guns are usable in any position, are rugged, long-lasting,  precision manufactured, and designed for high temperature and harsh environment services such as steam, hot oil, hot compressed gas, and offshore. DUALCO Screw Prime Grease Guns are the most durable and dependable guns in their class, outperforming conventional commodity grease guns.

Low and High-Pressure Grease Guns

  • With these guns, apply standard and specialized NLGI No. 2, 3, and 4 lubricants in stick or bulk. Efficiently pump highly viscous lubricants, sealants, packings, and cleaners.
  • It is ideal for pumping liquids and solids in controlled amounts, preventing waste and excess material discharge in the field and your work site. Dualco Screw Prime Guns are also used for applied hydrostatic testing on pipelines and wellhead valve field testing.
  • Various standard and custom hose assemblies are available to meet every application.

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Features & Benefits

Screw Prime Models

  • Dualco Screw Prime Grease GunModels 10600 & 10680 - True workhorses with “K” Stick convenience. These gun assemblies also accept “J” size sticks.
  • Models 10700 & 10760 - Features double capacity to reduce loading frequency.
  • Model 11050 – Features an auto shut-off GPH coupler to prevent lubricant leakage when disengaged from the lubricant fitting. It has a live swivel, gauge, and carrying strap for increased mobility. This model is necessary for all high-pressure applications.
  • Model 11070 - Combines straight and “Z” live swivels for ultimate high-pressure flexibility. It also features an auto shut-off GPH coupler, gauge, and carrying strap for increased mobility.


  • Rated from 10,000 to 15,000 PSI
  • Superior performance with viscous lubricants, sealants, packing, and cleaners
  • Easily serviceable with readily available replacement parts
  • Built-in check valve and pressure release (15,000 PSI models)
  • Easily refillable (grease sticks and bulk)
  • Hardened, one-piece precision ground plunger
  • High-strength screw handle
  • Premium primer die spring
  • Heavy-duty metal construction
  • Corrosion resistant
  • Adjustable plunger packing
  • "Sure Grip" surfaces

Lubrication Applications

  • Field service, shop repairs, and maintenance
  • Lubricating pumps, ball, gate, and plug valves
  • Pipeline valves (API 6A-6D)
  • Pipelines conveying chemicals, crude or refined oil, natural gas, LPG, hydrocarbons & other fuels, pumping & compressor stations, refineries & chemical plants
  • Gas and oil well drilling/production fields, steel mills, lumber & paper mills, asphalt, rubber, water & sewage treatment plants, heavy equipment, manufacturing, mining, marine, industrial and municipal utilities
  • Rig repairs/drawworks
  • Subsea blowout preventers (BOPs )


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