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["product_type","attribute_name","is_mandatory","possible_values"]
["Hardware Screws","Material","Yes","Steel, Zinc Plated, Stainless Steel"]
["Hardware Screws","Length","Yes","1\", 2\", 3\", 4\""]
["Hardware Screws","Head Type","No","Flat, Round, Hex, Pan"]
["Hardware Screws","Drive Type","No","Phillips, Slotted, Torx"]
["Air Beds","Size","Yes","Twin, Full, Queen, King"]
["Air Beds","Material","Yes","PVC, Fortech, Fiber-Tech"]
["Air Beds","Weight Capacity","No","200 lbs, 400 lbs, 650 lbs"]
["Air Beds","Inflation Type","No","Built-in Pump, Manual Pump"]
["Staple Guns","Type","Yes","Light-Duty, Heavy-Duty, Electric"]
["Staple Guns","Material","Yes","Steel, Aluminum"]
["Staple Guns","Staple Size","No","1/4\", 3/8\", 1/2\""]
["Socket Wrenches & Sets","Drive Size","Yes","1/4\", 3/8\", 1/2\""]
["Socket Wrenches & Sets","Material","Yes","Chrome Vanadium, Alloy Steel"]
["Socket Wrenches & Sets","Pieces Count","No","6, 12, 24, 48"]