66pcs Carving Craft Blades Assortment (60pcs Blades, 5pcs Blade Holder) With Metal Storage Box, Suitable For Utility Knife Handle, Applicable For Home Decor, Art Carving, Industrial Carving, Plastic Product Trimming, Phone Repair, DIY Manual Tools, Daily Grafting, Pruning, Retractable Knife Handle Installable