Dizoey 100Set Self Tapping Screws Drywall Anchors Kit Self Drilling Anchors Screws Gypsum Plasterboard Dowel Expansion Nail Fastener

SpecificationsCategory: expansion screwsMaterial: 65 manganese steelHow to use: tap the upper part, and the lower part will expand after tappingApplicable to: furniture, cabinets, doors and windows, concrete, wood, etc.Size: expansion tube 1230mm, screw 430mmQuantity: 10/20/30/50/100 set (10/20/30/50/100 expansion tube, 10/20/30/50/100 nail)Package includes:10/20/30/50/100 sets of expansion screws