Firepower Steel 1.25 in Grinding Wheel Suspended Ceiling Hardware Home Fashion Solid Wood Split FRUSTRATION FREE Detailed Home Fashion Solid Wood Split Barn Doors are available in stain ready and primed finishes and Vertical Plank as well as Board and Batten styles reversible for right or left opening Adjustability Up to 4 in 25 Thickness (Inches) 9 Arbor Diameter 5 8 in Threads Per Inch 8 For Use with Concrete & Masonry No For Use with Aluminum No For Use with Tile No For Use with Stainless Steel Yes For Use with Ductile Pipe No For Use with Asphalt No For Use with Ferrous Metal Yes Package Quantity 1 Warranty 90 day CA Residents: Prop 65 Warning(s) No For Use with Chop Saws Yes For Use with Cut Off Saws Yes For Use with Angle Grinders No For Use with Circular Saws Yes Each individual knot contains an equal number of top quality high carbon tempered wires