Key features

• •【Industrial-Grade Durability】Forged from high-carbon steel (50-55 HRC), these files withstand rigorous metalworking on hardened steel, cast iron, and alloys. Heat-treated surfaces resist bending 3X longer than standard files.
• •【Precision for Professional & DIY】5 specialized shapes (Flat, Half Round, Round, Triangle, Square) cover 95% of metalworking needs and some wood processing needs can be met..Aggressive 180/240/320 grits tackle deburring, shaping, and finishing across automotive, welding, and hobby projects.
• •【Workshop-Ready Organization】Heavy-duty anti-shatter storage case with labeled slots prevents tool loss. Compact design fits in toolboxes or workshop drawers (Dimensions: 33x18x5cm).
• •【Engineered for Tough Materials】Diamond-cut teeth maintain sharpness through 100+ hours of use on hardened steel (Rockwell 45+). Reinforced tangs prevent handle detachment under heavy pressure.
• •【Complete Metalworking Kit】Tonmifr files set includes 5 x 320mm large files (flat file, Half-round files, round files, triangle file,wooden half-round rasp); 14 x 145 mm needle file ; 1 x wire cleaning brush; 1 x storage bag; 12pcs sandpapers and a pair of work gloves.the file sets meet diverse processing needs for various products in different environments, saving craftsmen and DIY enthusiasts precious time and boosting work efficiency.