Power/Strength

Kicking through the ceiling of an elevator (Batman #510)

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Shoving a large piano on top of Azbats/Azrael (Detective Comics #677)

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Breaking titanium alloy legs by stepping on them (Detective Comics #877)

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Wrestling himself free from the jaws of a whale that attempts to kill him underwater (Detective Comics #878)

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Easily handling/tossing a refrigerator (Nightwing #1)

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Lifting a bed over his head and using it as a weapon (Nightwing #4)

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Breaks through a bus window to rescue a little girl while underwater (Nightwing #19)

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Kicks Brutale so hard that he knocks him out of the truck breaking the door off the handle (Nightwing #34)

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Nightwing #90:

Knocks a thug with enough force to send him flying out a high story window

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Despite locking the van handles with his escrima stick so no one could get out, he hits Stallion so hard that his stick breaks knocking Stallion clear out the van a good distance

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Makes a hole underneth a thick sheet of ice with his escrima stick (Nightwing #54)

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Breaks through a sheet of ice Snow (meta human with ice powers) traps him in (Nightwing #132)

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Holding and dragging around a man with 1 arm who's hogtied while riding on his cycle (Batman & Robin #3)

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Lifting up and pressing a man against the wall while choking him with 1 hand (Batman Annual #27)

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Smashes Torque's face into a brick wall (Nightwing #50)

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Tosses KGBeast's head into a concrete wall then at the Trigger Twins (Nightwing #35)

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Lifts a Bane holographic contruct over his head and breaks it's back as he's training in the Batcave's practice simulator. The training was a way to prepare the Bat Family to fight Bane just in case he attacked them (Gotham Knights #34)

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Kicks a Talon in the knee with enough force to snap all his tendons (Nightwing v2 #8)

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Able to restrain a super human Talon by keeping the Talon pressed and held up against the wall with 1 leg while fighting off another Court of Owls minions at the same time (Robin Son of Batman #7)

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KOes Cassandra Cain by surprise attack preventing her from attempting to kill Deathstroke (Teen Titans v3 #46)

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Catches and holds a sword thrusted at him from the super human assassin Deathstroke (Nightwing #117)

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Knocks down Midnighter who's an enhanced super human with a surprise backhanded punch to the face and makes him bleed (Grayson #5)

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Restrains a feral Man-Bat with his jumpline and then proves strong enough to hold Man-Bat in a full nelson hold before being hit with a tranquilizer dart (Nightwing #17)

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Easily dodging and catching a punch from a scientist who's pumped up on the mega-flex serum that greatly enhances the drinker's strength (Nightwing #79)

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Punches Dr. Light so hard that he breaks the power circuitry in his costume (New Teen Titans #19)

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His attacks are powerful enough to make Blockbuster (who has taken hollow shots to the chest unfazed and traded punches with the likes of Will Payton Starman and Steel) bleed even knocking Blockbuster back. We also see Dick punch Blockbuster through a door and down a flight of stairs then continue beating on him (Nightwing #93)

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Makes Gorilla Grodd talk by beating him hard with his escrima sticks making him bleed (Outsiders v3 #3) 

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Nightwing #122:

Kicks the meta human Barry Pierce's (who can make himself invulnerable by concentration) head into a brick wall

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Punches Barry Pierce (who's weakened) through a concrete wall knocking him out

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Wrestles/chokes Power Punch (meta human with super strength and near invulnerability) away from the Bride and prevents him from killing her (Nightwing #132)

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Stuns Aqualad with a kick to the gut with Garth then shown letting out a small groan despite his Atlantean invulernability (Titans Hunt #2)

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Able to hurt a Superman Clone by hitting him with his escrima sticks in the face (Outsiders v3 #40)

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Able to shove a weakened Cyborg Superman with enough force to prevent him from blasting Supergirl from behind even making Cyborg Superman feel the force of the push (Superman Batman Annual #5)

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Able to knock back the powerful giant rhyming demon Acheron (similar to Etrigan The Demon) plus make the rhyming demon feel pain (Nightwing v2 #5)

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After swinging from the trees, he's able to disarm the super strong Frankenstein of his sword and even knock him down (Grayson #17)

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