The pressure generated by hand-powered grease guns, for the most part, is dependent on the strength of the person operating it. “It takes a strong guy to produce 5,000 psi with a normal grease gun,” ...

No gadget is fancy enough to make greasing machinery a pleasurable pastime, but a battery-powered dispensing gun can go some way to easing operator ire. Many will argue they’re purely a frivolity but, ...