30pcs of ultra-short expansion screws for ston High-Quality Material 30PCS

【HEAVY DUTY HOME REPAIR】Ideal for DIY homeowners renovating kitchen cabinets or marble bathroom vanities. This expansion screw can fix loose hinges and sagging doors. It is suitable for stone slabs, marble, tiles and wooden panels with a thickness of more than 15 millimeters (0.59 inches). 【PRECISE SIZING SPECIFICATIONS】Engineered for panels over 15 mm / 0.59" thick. Use a 6 mm / 0.24" drill bit to make a 15 mm / 0.59" deep hole, tap the 14 mm / 0.55" sleeve in, and tighten the 16 mm / 0.63" screw for a secure structural hold. 【VERSATILE MULTI FIX】Perfect for fixing loose cabinet hinges, door tracks, and mounting brackets in laundry rooms or kitchen pantries. Works flawlessly on natural stone, marble slabs, ceramic tiles, and thick hardwood panels. 【ALL METAL REINFORCEMENT】Features a robust cold-rolled steel expansion sleeve and a quenched, hardened carbon steel screw. The yellow zinc-plated finish offers maximum holding strength, far surpassing standard plastic anchors. 【FLUSH MOUNT HARDWARE】By using this complete expansion screw kit, you can save time for hardware maintenance. With a 7.8 mm / 0.31" screw head and a 4 mm / 0.16" thread, it delivers a secure, flush-mount finish without cracking delicate kitchen tile or stone surfaces. Package list: 1x 30/50/100-Piece Expansion Screw Set