Specification Brand : Fastener Line BulletPoint1 : A must have for anyone who uses fasteners. BulletPoint2 : Save a trip from going to the store to check the size. BulletPoint3 : Heavy duty mold keeps bolts and nuts in place. BulletPoint4 : ADAPTATION DIMENSIONS: Thread diameter M6, thread length 36 mm. Washer size is 0.1X1.2cm and nut size is 1x0.5cm.m6 star shape head thread knob dimensions are head diameter: 38mm, nut inner diameter: 6mm. Please check if the M6 thule t track bolts are suitable for you before ordering to ensure compatibility. BulletPoint5 : PACKAGE INCLUDED:It contains 8pcs M6 t bolts,8pcs m6 star shape head thread knob,8pcs washers and 8pcs nuts,complete accessories to meet your daily needs,easy to install,a must-have for travelling. Color : Red or Blue CompatibleGrooveDiameter : 6 millimeters ExteriorFinish : plastic resin ExternallyAssignedProductIdentifier1 : 738287899870 ExternallyAssignedProductIdentifier2 : 0738287899870 FinishType : Unfinished GpsrSafetyAttestation : 1 ItemName : Bolt and Nut Thread Size Fastener Gauge SAE Inch ItemPackageDimensions_Height : 5 inches ItemPackageDimensions_Length : 25 inches ItemPackageDimensions_Width : 6 inches ItemPackageQuantity : 1 ItemShape : Square, Star ItemTypeKeyword : hardware-nut-and-bolt-sets Manufacturer : FastenerLine ManufacturerGrade : heavy-duty Material : Stainless Steel Material1 : Plastic Material2 : Metal MeasurementSystem : Inch MetalType : Alloy Steel MetalType1 : Alloy Steel MetalType2 : Stainless Steel ModelNumber : CXZ-A0131-8-EU NumberOfPieces : 8 PartNumber : 1 ProductDescription : A great new tool to check fasteners by size and thread. Sizes Included: 6-32, 8-32, 10-24, 10-32, 12-24, 1/4-20 Coarse, 1/4-28 Fine, 5/16-18 Coarse, 5/16-24 Fine, 3/8-16 Coarse, 3/8-24 Fine, 7/16-14 Coarse, 7/16-20 Fine, 1/2-13 Coarse, 1/2-20 Fine, 9/16-12 Coarse, 9/16-18 Fine, 5/8-11 Coarse, 5/8-18 Fine, 3/4-10 Coarse, 3/4-16 Fine ProductSiteLaunchDate : 2012-08-13T15:24:42.615Z Size : M6 T-slot + star knob nut SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31161700