🔨⚫️💎

#carbonado #industrial diamond #diamond hardness #cutting tool #abrasive #black diamond

💪💎⚙️

#hardness #mohs scale #abrasive #emery #industrial mineral #aluminum oxide

🪨🌵〰️

#rough texture #repapdnas #abrasive #uneven surface #cactus #scratchy

👤🌵💢

#prickly personality #harsh attitude #easily angered #difficult person #abrasive