LQ Industrial 25pcs 5/16-18x1-1/5 Inch Furniture Screw-in Nut Zinc Alloy Bolt Fastener Connector Hex Socket Drive Threaded Insert Nuts for Wood Furniture 30mm

Package Quantity: 25pcs 5/16"-18x30mm Hex Socket Insert Nut Internal Thread Size: 5/16"-18; Nut External Diameter: 13.8mm, Length: 1-1/5"(30mm) How to Use: 1. Pre-drill, drill a well-sized hole first with tools, the following is drilling specification reference, when the material is high-hardness, please enlarge the hole. 5/16"-18x10mm, Suggest that the diameter of the hole is 12.8 +/- 0.2mm, the length is about 13mm; 5/16"-18x15mm, Suggest that the diameter of the hole is 12.8 +/- 0.2mm, the length is about 18mm; 5/16"-18x20mm, Suggest that the diameter of the hole is 12.8 +/- 0.2mm, the length is about 23mm; 5/16"-18x25mm, Suggest that the diameter of the hole is 12.8 +/- 0.2mm, the length is about 28mm; 5/16"-18x30mm, Suggest that the diameter of the hole is 12.8 +/- 0.2mm, the length is about 33mm; 2. Use the proper internal hex tool to screw in. Warm tips: You can use vise or clip to clamp the both sides while inserting the nuts to wooden board, which can effectively reduce cracking.

• Quantity and Size: 25pcs Hex Socket Insert Nut, Internal Thread Size: 5/16"-18; Nut External Diameter: 13.8mm, Length: 1-1/5"(30mm)
• Material: Made of high quality zinc alloy, with good room temperature mechanical properties and wear resistance, can keep thread integrity after multi times use.
• Color: Zinc alloy color
• Usage: Pre-drill (drill a proper hole, suggest 12.8 +/- 0.2mm), screw in with internal hex tool. Unique self-tapping designed external thread, contribute to tapping, with good tensile resistance, can effectively prevent stripped.
• Applications: Suitable for pine, plywood, fiberboard, etc, have a good effect in the advanced furniture combination.