Walkthrough
With Hop defeated once more, you will now be able to proceed out of Hammerlocke on Route 7. Even though a short path, Route 7 contains loads of Wild Pokemon and Trainers within it. Route 7 connects to Route 8, which leads straight into Circhester (where your next Gym Battles awaits).
Perrserker (30%): Levels 37-41
Thievul (20%): Levels 37-41
Galvantula (20%): Levels 37-41
Liepard (15%): Levels 37-41
Inkay (10%): Levels 37-41
Morpeko (5%): Levels 37-41
Toxel (25%): Levels 36-40
Karrablast (25%): Levels 36-40
Corviknight (20%): Levels 36-40
Liepard (10%): Levels 36-40
Meowstic (10%): Levels 36-40
Seismitoad (5%): Levels 36-40
Shelmet(Sword)/Karrablast(Shield) (5%): Levels 36-40
Greedent (100%): Levels 36-40
Trainers
Model Mila: Level 35 Ribombee, Level 36 Vespiquen
Cabbie Bruce: Level 35 Corvisquire, Level 36 Rufflet
Gentleman Caden: Level 44 Doublade, Level 44 Passimian, Level 44 Polteageist
Items
Quick Ball: In Grass Patch before Tunnel
Safety Goggles: Near Southern Bridge
Ether: Hidden Near South Rock
Balm Mushroom: Hidden Near Southern Tree
TM58: Hidden By Rocks Near Tents
Aspear Berries: Northern Berry Tree
Figy Berries: Northern Berry Tree
Ganlon Berries: Northern Berry Tree
Liechi Berries: Northern Berry Tree
Pomeg Berries: Southern Berry Tree
Kelpsy Berries: Southern Berry Tree
Qualot Berries: Southern Berry Tree
Hondew Berries: Southern Berry Tree
Grepa Berries: Southern Berry Tree
Tamato Berries: Southern Berry Tree
Lum Berries: Southern Berry Tree