Premium MaterialThe drawer back reinforcement screws are made of durable plastic, and the screws are made of stainless steel with good toughness and strength, which are sturdy and durable and will not deform or break. L-shaped DesignThe corner clips on the back of the drawer brackets are designed in L shape and are used to reinforce right-angle corner joints to firmly hold the furniture in place. Easy to UseSimply insert the plastic wedge into the fold of the back panel or the corner of the drawer by hand and screw it into the furniture at an angle. With these small shims, the sagging drawer compartment can be stabilized again. Wide ApplicationsThese shims are suitable for all kinds of furniture, shelves, drawers, cabinets, wardrobes, etc., to quickly and easily eliminate sagging drawer bottoms. Package IncludesYou will receive 120 pieces drawer shims with M3.5 x 16mm self-tapping metal screws, perfect for touching up shifted or warped flooring because too much pressure comes from the right places.