Best Grease Gun (2026): 5 Manual Picks Compared

Compared on paper

Specifications are manufacturer rated as listed, collected 29 October 2026. Three of the five state a warranty term, and none of the five states a safety certification.

How the points were given

The Shop Score weighs performance, build, value, safety and warranty. For a grease gun, performance means stated pressure, hose reach and coupler design; build means head and barrel construction; value means what the listing includes for the stated specs. Safety scores are zero across this group because no listing states a safety certification, and warranty scores follow the stated terms only. How we pick explains the weights.

Scores run from 9.2 to 9.8: each product’s point total is placed on that range, so more points always means a higher score. Safety counts only for powered gear or where the listing states safety features; where it does not apply, the score is taken over the remaining 90 points.

What the listings tell you

Pressure is the widest gap in this group. The LockNLube listing states up to 10,000 PSI, the SEDY kit states 8000 PSI and the Lincoln states up to 6,000 PSI, while the Macnaught and Performance Tool listings state no pressure figure at all. A higher stated pressure helps with a stiff or clogged fitting, but a gun with no stated pressure is not automatically weak; it simply cannot be compared on that figure. Hose reach is the second gap: the LockNLube includes a 20 inch hose, the Lincoln an 18 inch whip hose, the SEDY kit an 18 inch spring flex hose, and the Macnaught a 12 inch flex connection, while the Performance Tool listing states no hose length. Reach decides whether the gun can serve a fitting tucked behind a suspension arm without a separate extension.

Loading and capacity separate the kit from the bare guns. The SEDY kit is a 17-piece set with a 14 ounce grease tube, a lock coupler, a needle nozzle, a sharp nozzle, extension tubes and hoses, while the other four are single guns that take standard cartridges or bulk fill. The Performance Tool, Lincoln and Macnaught listings all describe 14 ounce capacity or standard cartridges, and the Lincoln adds 2-way loading. Warranties also split the group: the Macnaught states a 10 year warranty, the Lincoln states a 1 year warranty on material and workmanship, and the LockNLube states a 1 year warranty, while the Performance Tool and SEDY listings state no warranty term.

How to choose the best grease gun

Start with the coupler, not the pressure

The coupler decides whether grease reaches the joint or the floor. The LockNLube listing centers on its patented coupler that locks on, stays on and will not leak, plus an in-line hose swivel and a pressure return system for disconnecting from clogged fittings. The Macnaught listing describes a KY Supergrip three-jaw high-pressure coupler with a no-leak connection that fits standard USA zerk fittings, and the SEDY kit includes a lock coupler among its accessories. The Lincoln listing describes a secure coupler on its 18 inch whip hose, and the Performance Tool listing describes a bleeder valve that eliminates air lock. If the fittings on the job are hard to reach, a locking coupler and a swivel hose matter more than a headline pressure figure.

Match pressure to the stiffest fitting

Stated pressure runs from 6,000 PSI on the Lincoln to 10,000 PSI on the LockNLube, with the SEDY kit at 8000 PSI in between. A high stated pressure is useful when a fitting resists, but pressure alone does not clear a fitting that is blocked, and the LockNLube listing itself notes a pressure return system for disconnecting from clogged fittings. The Macnaught and Performance Tool listings state no pressure, so they cannot be ranked on this figure; judge them on coupler, build and warranty instead. For a garage that services farm or trailer gear with older fittings, the higher stated figures give more headroom; for light chassis work, any of these guns covers the stated fittings.

Count what comes in the box

The SEDY kit is the only set here, with 17 pieces including an 18 inch spring flex hose, an 11 inch hose, a 5 inch bend pipe, a 6 inch straight pipe, grease nipples, couplers and nozzles, plus a 14 ounce grease cartridge. The other four ship as a single gun, so extensions and extra couplers are separate buys; see our grease gun extension hose picks if reach is short. A kit suits a first grease gun buy or a shared shop, while a bare gun suits a mechanic who already owns hoses and couplers. Compare the hand operated grease gun group for more manual options, and the air powered vs cordless grease gun comparison before choosing a powered route.

Read the warranty line before the first job

Only three listings state a warranty term. The Macnaught states a 10 year warranty, the longest stated here by far, and describes a heavy duty steel body. The Lincoln states a 1 year warranty on material and workmanship, and the LockNLube states a 1 year warranty. The Performance Tool and SEDY listings state no warranty term, so a failure there has no stated cover. A long stated warranty is worth more on a gun that will see weekly use than on one used a few times a year, so weigh the warranty against how often the gun will actually be pumped.

Garage Fit Check

• Check hose reach against the deepest fitting: stated hoses run from 12 inches on the Macnaught to 20 inches on the LockNLube.
• Confirm the coupler fits standard zerk fittings, as stated for the Macnaught and the Lincoln.
• Plan storage for the kit: the SEDY set has 17 pieces, while the other four are single guns.
• Check the stated warranty before the first job: 10 years for the Macnaught, 1 year for the Lincoln and the LockNLube, none stated for the other two.
• Keep the bleeder valve in mind on first fill: the Performance Tool, SEDY and LockNLube listings all describe a bleeder or air pocket design.

FAQ: garage tools

What pressure should a grease gun deliver?

Stated pressures here are 6,000 PSI for the Lincoln, 8000 PSI for the SEDY kit and up to 10,000 PSI for the LockNLube. The Macnaught and Performance Tool listings state no pressure figure.

Which grease gun has the longest hose?

The LockNLube includes a 20 inch hose with an in-line swivel, ahead of the 18 inch hoses on the Lincoln and the SEDY kit and the 12 inch flex connection on the Macnaught.

Do any of these grease guns include extra accessories?

The SEDY kit is a 17-piece set with hoses, pipes, nipples, couplers and nozzles plus a 14 ounce grease cartridge. The other four ship as a single gun.

Is a warranty stated for these grease guns?

The Macnaught states a 10 year warranty, the Lincoln states a 1 year warranty on material and workmanship, and the LockNLube states a 1 year warranty. The Performance Tool and SEDY listings state no warranty term.

Can these guns take standard grease cartridges?

The Lincoln listing states compatibility with standard grease cartridges with 2-way loading, the SEDY kit takes standard 14 ounce grease tubes, and the Macnaught is bulk fillable or takes a 14 ounce cartridge.

Related: the best grease gun extension hose, the best hand operated grease gun, the best air powered grease gun and our cordless tools hub.