Specification Brand : Hillman BulletPoint1 : Screws NOT included BulletPoint2 : Contents made of Brass BulletPoint3 : Contents measure sizes 4-40 thru 3/8-16 BulletPoint4 : Contents feature a coarse thread BulletPoint5 : Contents include drill sizes measuring 11/64, 13/64, 15/64, 5/16, 3/8, 15/32 BulletPoint6 : 【GOOD SERVICE】We are committed to providing customers with high-quality products. If within 30 days you are not 100% satisfied with the product, such as buying the wrong size, please feel free to contact us, we will within 24 hours provide you with a satisfactory solution. Color : Brass DriveSystem : Slotted DriveSystem1 : Internal Hex DriveSystem2 : External Hex ExteriorFinish : Plain ExternallyAssignedProductIdentifier1 : 008236025224 ExternallyAssignedProductIdentifier2 : 0008236025224 ExternallyAssignedProductIdentifier3 : 00008236025224 FinishType : Brass GpsrSafetyAttestation : 1 GradeRating : Commercial ItemName : Hillman 3017 8-32-Inch Brass Wood Insert, 30-Pack ItemPackageDimensions_Height : 19.3 centimeters ItemPackageDimensions_Length : 3.3 centimeters ItemPackageDimensions_Width : 14.2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hardware-nut-inserts Manufacturer : The Hillman Group Material : Brass MaximumShearStrength : 1200 lbf MeasurementSystem : Inch MeasurementSystem1 : Metric MeasurementSystem2 : Inch MetalType : Brass MetalType1 : Zinc MetalType2 : Bronze ModelNumber : 3017 NumberOfBoxes : 1 NumberOfItems : 30 NumberOfPieces : 30 PartNumber : 3017 ProductDescription : Descriptions: Made of brass material, high hardness and durable. Provides good mechanical properties with increased corrosion and heat resistance The knurled insert nut has a guide, so no countersink is required. The surface is smooth, firm and even, and easy to install. It can be installed into a plastic matrix by ultrasound or heat during the injection molding process. Can be widely used in 3D printing injection molding to achieve tight fixation. Because the outer diameter of the insert is embossed, it forms certain friction and bites force with the brass insert after molding, which can be fixed on the inside and will not fall off. Has a certain torsion and tension.