It using on wood frames, pictures, paintings, canvases, signs, framed photos, bulletin boards, framed posters, framed diplomas, wood craft projects, sketch hanger. Fit well for picture frame, can let you using picture frame decorate your room, drawing room, office or store.Constructed from plastic material, lightweight, durable, non corrosive, non conductive.Package come with the screws and anchors for easy installation. Specification:Material: PlasticLength: 59mm / 2.32"Mounting Hole Diameter: 4mm / 0.16", 4.5mm / 0.177"Screw Size (+/-1mm): 3mm x 20mm / 0.12" x 0.79" (Threaded.D*L)4mm x 34mm / 0.16" x 1.34" (Threaded.D*L) Package Content: 4 Sets x Detachable hangers8 Pcs x Long Screw8 Pcs x Short Screw8 Pcs x Anchor.
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