HMS Grinder Wikipedia
Several ships of the Royal Navy have been named Grinder:HMS Grinder (1809), an armed British vessel used as a tender, captured in 1810 by Danish gunboats, recaptured in 1811 and sold in 1832.
HMS Grinder, a 14-gun screw sloop ordered in 1847, and renamed HMS Miranda before launch.
HMS Grinder (1855), a Dapper-class gunboat of 232 tons and 3 guns, launched in 1855 and broken up in 1864.
Grinder, a wooden paddle tug, of 332 tons, launched in 1868 and sold in 1919.
Grinder, a 300-ton tug ordered in 1941 but captured on the stocks in the Fall of Hong Kong. Completed by the Japanese as the Nagashima in 1943.
Grinder a 710-ton paddle tug launched in 1958.
Three dockyard tugs have also been named Grinder: