Product Info Catalog Tools Power Drill, Bits & Accessories Master Mechanic 2-Inch #1 Phillips Screwdriver Bit Master Mechanic 2-Inch #1 Phillips Screwdriver Bit Request a Quote UPC: 52088044360 SKU: 504753 Model Number: 504753 Master Mechanic, 2" #1 Phillips Screwdriver Bit, Snub Nose Design Reduces Wobble, Maximum Durability Shock Resistant Tool Steel.