[12-in-1 Handsaw & File Set] Maximize efficiency with COMOWARE’s Blade Quick Change Mechanism – swap 3 saw blades (wood/metal/plastic) in 3 seconds. Includes 6 diamond-coated files + 6 needle files for precision shaping. All tools fit in a crush-resistant case. Ideal for DIYers needing versatile cutting solutions. [Pro-Grade Handsaw & File Set] High-carbon steel blades resist bending, while diamond files maintain sharpness through PVC, drywall, or hardwood tasks. handsaw&file set ensures durability for woodworking, model crafting, and home renovations. [Portable Storage] The handsaw&file set’s compact case organizes 12 tools with labeled slots. Lightweight yet rugged, it slips into toolboxes or backpacks – perfect for workshops, job sites, or hobby rooms. [Precision Cutting] Pair the Blade Quick Change Mechanism with 6 needle files (flat/half-round) to smooth 3D prints, carve miniatures, or deburr metal. Switch from coarse to fine blades instantly for versatile DIY results. [Cost-Effective Multi-Tool Replacement] Ditch single-use tools! COMOWARE’s handsaw&file set with Blade Quick Change Mechanism saves space and money. Master woodworking, plumbing, or crafts with one pro-grade kit. The replacement reciprocating blades are available anywhere tools are sold. The hand saw has a professional clamping mechanism,which can be fixed well for both large and small blades that can be meet your different needs and easy to get spares.