Product Description These hanger bolts are headless bolts designed to hang materials from wooden structures, walls or overhead One half has a lag thread wood screw with a pointed tip and the other half has standard machine thread with a blunt tip Commonly used to hang wiring and ceiling hooks, the assembly is complete when the lag end is screwed into a pre-drilled hole. From the Manufacturer These hanger bolts are headless bolts designed to hang materials from wooden structures, walls or overhead. One half has a lag thread wood screw with a pointed tip, and the other half has standard machine thread with a blunt tip. Commonly used to hang wiring and ceiling hooks, the assembly is complete when the lag end is screwed into a pre-drilled hole. GREAT FOR WOOD FASTENING: Stainless hanger bolts hang sheet metal, wiring, and materials from wooden structures, walls, and overhead supports securely. DUAL-THREAD DESIGN: Self-tapping wood thread on one end and machine thread on the other; install the lag end into a pilot hole for complete hanging assembly. STAINLESS STEEL CONSTRUCTION: Superior rust and corrosion resistance for outdoor, coastal, and high-moisture hanging and structural applications. EXTERIOR WOOD AND HANGING USE: Ideal for ceiling hooks, wiring supports, awnings, and projects requiring a secure threaded anchor point in wood. TRUSTED HILLMAN FASTENING SOLUTIONS: Hillman hardware products are engineered for consistent quality, dependable performance, and reliable fastening across construction, repair, and home improvement applications. UPC 008236805697 ASIN B00JDU3NI4 Brand Hillman Color Silver Model 44947 Set Name Stainless Steel Hanger Bolt Set (12 Piece) Head Type No Head Size Name 3 inches Metal Type Stainless Steel Unit Count 12 Count Part Number 44947 Thread Size 1/4-20 Thread Type Unc Finish Types Plated Grade Rating Grade 2 Manufacturer The Hillman Group Thread Class 2B Thread Style Right Hand Fastener Size 1/4 inch Fastener Type Hanger Bolt Item Diameter 0.25 inches Item Hardness Grade 2 Material Type Stainless Steel Exterior Finish Zinc Item Dimensions 3.8 x 1.3 x 1.5 inches Number Of Items 1 Thread Coverage Fully Threaded Number of Pieces 12 Outside Diameter 0.25 inches Screw Head Style Flat Manufacturer Grade Grade 2 Set Screw Thread Type Unified National Coarse (UNC) Compatible Groove Diameter 0.25 inches Global Trade Identification Number 00008236805697