30x stainless steel rivet nut. | Thread pitch: 1/4-20. | Thread Diameter: 5.35mm / 1/4 inch; Thread Pitch: 1.6mm / 1/16 inch. | Grip Range: 0.7mm-4mm / 0.027"-0.125"; Body Diameter: 8.9mm / 0.350" | Total Length: 15.5mm / 0.610"; Application Hole Size: 0.351"-0.356".

Rivet Nuts Threaded Insert Nutsert 8-32 * 10-24 * 1/4"-20 * 5/16"-18 * 3/8"-16 Rivnuts. | 20pcs1/4-20 rivet nuts + 20pcs10-24 rivet nuts + 20pcs 8-32 rivet nuts + 10pcs 5/16-18 rivet nuts + 7pcs 3/8-16 rivet nuts. | Stainless steel rivet nuts provide excellent durability, high strength and corrosion resistance. | Package comes with clear plastic box compartments, product labels show thread (8-32, 10-24, 1/4-20, 5/16-18, 3/8-16) for easy distinguish. | 77pcs 5 Sizes make it is easy to find the right-size rivet nuts for your application.

1/4-20 threaded insert x 15mm length, 6mm allen wrench included, best 1/4"-20 threaded insert wood insert furniture screw in nut connector screws. | Insert head ⌀: 0.461" / 11.7mm, body ⌀: 0.315" / 8mm, threads ⌀: 0.410" / 10.4mm. | Threaded inserts are easy to install, simply drill the right size hole and Install with hex key provided. | In Softer wood, the outside threads cut easily into the wood, simply drill a Appropriately Sized Hole (8.5mm, 9mm, 9.5mm, 3/8" drill bit) for the body of the insert, then screw insert into the place. | In very Harder wood such as white oak or maple, drill a hole size (3/8", 9.5mm, 10mm drill bit) that close to the outside threads diameter, then screw insert into the place. If the drilled hole is too small for the threads, screwing it in MAY split the wood or insert.

Pack of 40 5/16-18 threaded inserts for wood working applications, 15mm length, 8mm Allen key included. | Threaded insert head Φ: 0.545" / 13.8mm, body Φ: 0.385" / 9.8mm, threads Φ: 0.500" / 12.8mm. | Threaded inserts are easy to install, simply drill the appropriately sized hole and Install the inserts with hex key provided or other optional drive tools you have. | 5/16-18 threaded inserts are ideal solution for soft woods, plywood, MDF, and composition board. | On Soft wood, recommended drilling : 29/64" (11.5mm) or 15/32" (12mm). On Hard wood such as white oak or maple, recommended drilling: 15/32" (12mm), 31/64".

1/4-20 Threaded Insert Wood Insert Nuts Furniture Screw in Nut kit 151 pieces. | 44 pieces 1/4 in. - 20 tpi x 20 mm threaded inserts + 44 pieces 1/4 in. - 20 tpi x 15 mm threaded inserts + 62 pieces 1/4 in. - 20 tpi x 10 mm threaded inserts + 1 piece 6mm hex key. | Threaded insert head diameter: 0.461" / 11.7mm, body diameter: 0.315" / 8mm, threads diameter of 1/4-20 x 20mm / 15mm: 0.410" / 10.4mm, threads diameter of 1/4-20 x 10mm: 0.389" / 9.9mm. | 1/4-20 Insert nut goes into a predrilled hole in wood and has internal threads, the Screw-In insert offers a strong permanent thread for wood. | Threaded insert features durable construction for a long-lasting hold, ideal to use in furniture applications.