Specification Brand : HURRISE BulletPoint1 : Use wire thread inserts to convert between metric and inch thread holes, convenient and fast, very practical BulletPoint2 : This is a new type of female threaded fasteners. Also called threaded sleeves, stainless steel threaded sleeves, wire sleeves BulletPoint3 : When a thread processing error occurs or a damaged internally threaded hole is repaired, the wire thread insert can be used economically and effectively as a repair method BulletPoint4 : Applying to low strength engineering materials, such as aluminum alloy, zinc alloy, alloy, copper, plastic, engineering plastic, etc., can greatly improve thread strength and wear BulletPoint5 : The product is made of high-strength, high-precision -shaped cross-section steel wire and is very Color : Silver CompatibleGrooveDiameter : 9.5 millimeters DriveSystem : Cross ExteriorFinish : Zinc ExternallyAssignedProductIdentifier1 : 810015843529 ExternallyAssignedProductIdentifier2 : 0810015843529 FinishType : Stainless Steel GradeRating : industrial ItemName : Pack of 50 Helicoils,Stainless Steel Wire Thread Repair Insert Assortment Thread Inserts Standard 5/16in?18x3D Thread Repair Tool ItemPackageDimensions_Height : 10.0076 centimeters ItemPackageDimensions_Length : 2.0066 centimeters ItemPackageDimensions_Width : 7.0104 centimeters ItemPackageQuantity : 4 ItemTypeKeyword : hardware-nut-inserts Manufacturer : HURRISE Material : Stainless Steel Material1 : Stainless Steel Material2 : Steel MaximumShearStrength : 400-800 MPa MetalType : Stainless Steel MetalType1 : Zinc MetalType2 : Stainless Steel MetalType3 : Aluminum MetalType4 : Alloy Steel MetalType5 : Copper ModelNumber : HURRISEqgmh41szwf NumberOfItems : 1 NumberOfPieces : 50 PartNumber : HURRISEqgmh41szwf ProductDescription : 1. This is a new type of female threaded fasteners. Also called threaded sleeves, stainless steel threaded sleeves, wire sleeves2. The product is made of high-strength, high-precision -shaped cross-section steel wire and is very Application on low strength engineering materials, such as aluminum alloy, zinc alloy, alloy, copper, plastic, engineering plastic, etc., can greatly improve thread strength and wear resistance 4. When a thread processing error occurs or a damaged internally threaded hole is to be repaired, the wire thread insert can be used economically and effectively as a repair method 5. Use Wire Thread Inserts to Convert Between Metric and Inch Threaded Holes, Convenient and Fast, Very Convenient Specification: Item Type: Threaded Inserts Material: SUS304 Model: US -Standard 5/16 inch-18 x 3D Diameter: Approx. 7.938 mm / 0.3 inch Pitch: 1.41 (mm) Number of turns before installation: 14 br/>Outer Diameter Before Installation: Approx. 9.6~10.2mm/0.4~0.4inch Diameter of Drill for Installation: Approx. 8.3mm/0.3inch Thread Sleeve Model Specification Description: For Example: M3 x 0.5 x 1.5D, which means that after completing the screw kit, the female thread is M3, the pitch is 0.5, and the length is 1.5D (length refers to 1.5 times the diameter , i.e. 1.5 x 3 = 4.5 mm), the length here refers to the length after installation.