【Items you will get】------In this kit, you will get 220 screw-in nuts and wrenches, which are organized in a durable box. Internal thread insertion type: 1/4"-20 and 5/16"-18, outer diameter: 10.5mm/0.41 inch. 4 sizes: 1/4"-20x10mm 20pcs; 1/4"-20x15mm 20pcs; 1/4"-20x20mm 20pcs; 1/4"-20x25mm 20pcs. Internal thread size: 5/16"-18 nut outer diameter: 12mm length: 25mm. 4 sizes: 5/16"-18x12mm 10Pcs; 18 years 5/16"x15mm: 10 PCs; 5/16"-18x20mm 10Pcs; to meet your different needs.
【 Amazing Inserts Nut Assortment Kit】 ------Wooden threaded inserts are used for pre-embedded connectors of wooden furniture. Standard hexagon socket head, smooth and flat, flange thread, stable structure, easy installation.
【 Wide range of applications 】------ Suitable for soft wood such as pine wood, plywood, fiberboard, etc., and can be well combined with furniture. Furniture screw thread inserts pack wood furniture.
【 High quality material 】 ------High quality high hardness carbon steel. These furniture screws are wear-resistant and very durable. The standard hexagon socket type has no burr and non-slip design. The surface is coated with yellow zinc, anti-corrosion and anti-oxidation, no burr, non-slip flange design, wear-resistant and practical.
【 Using steps 】 ------First, punch a suitable hole (recommended hole diameter is 9.6 +/- 0.2mm, length is about 18mm), and then screw in with our Allen key. the furniture wood has high hardness, please enlarge the hole.