Mirai Kogyo Board Catchers, 50 pieces per pack. 【Simply drive them into hollow walls like gypsum board and thin plywood!】 ● You can drive them directly into hollow walls like gypsum board and thin plywood where nails and screws don't work, and firmly fix them just by tightening the screws. ● No need for pre-drilling, which significantly improves work efficiency. ● Easy to remove, and the holes are not noticeable after removal. ● Because there is no drilling, you can install them cleanly without making a mess. ● 50 pieces per pack 【Specifications】 ● Application: 12mm gypsum board, 9mm gypsum board, 2.4mm thin plywood #MiraiKogyo #BoardAnchor #GypsumBoard #WallMounting #ElectricalSupplies #TV #Communication #Television