Products include: 10pcs large pointed hollow expansion bolts, 10pcs medium pointed hollow expansion bolts, the quantity is enough for your daily use
Size: 37.5 s 7mm/1.47 x 0.27in, 47 x 7mm/1.85 x 0.27in
All anchors are made of high quality galvanized carbon steel, rust resistant, durable enough to hang items.
Heavy-duty hollow-drive wall anchors expand upon installation, providing strong load-bearing capacity and security.
EASY TO INSTALL: Pre-drill holes for installation first, then put these, bolts through the holes. Then pull the bolt down tight, and finally, screw the bolt in with a screwdriver.
Wide Application: Used for plasterboard, hollow block, plaster, ceramic tile, great for hanging curtain rods, lamps, picture frames, coat racks, power switches.