Product Info Catalog Tools Power Drill, Bits & Accessories Master Mechanic 120mm Long Screw Guide Master Mechanic 120mm Long Screw Guide Request a Quote UPC: 52088053546 SKU: 806232 Model Number: 806232 Master Mechanic, 120MM, Long, Screw Guide, Hex Shank, Helps Align Screws For Easy Startup, Guide Sleeve Keeps Bit In Contact With Screw Head, Fits All Drills & 1/4" Quick Change Chucks.