Specification Brand : Hanson Rivet BulletPoint1 : T-NUTS ARE A PRESS-IN TYPE OF THREADED INSERT - EASLY INSTALLED WITH A HAMMER. BulletPoint2 : HAS SHARP PRONGS UNDER THE FLANGE THAT DIG INTO THE MATERIAL LIKE A NAIL. BulletPoint3 : EASY INSTALLATION WITH MANUAL TOOLS BulletPoint4 : Incomplete thread in T-nut base to eliminate any danger of damaging the table slot. Undersized to fit machine table slot. BulletPoint5 : Undersized to fit machine table slot case hardened.(553240ewet788193yUdR347389) DriveSystem : Slotted ExteriorFinish : Zinc,Plastic,Steel FinishType : Black Test GradeRating : Commercial ItemName : T-NUT 4-40 X 1/4" Length, 3 Prong, Steel, Press-in Threaded Insert for Wood OR Plastic. (Pack of 25) ItemPackageQuantity : 25 ItemTypeKeyword : t-nuts Manufacturer : HANSON RIVET Material : Steel MetalType : Alloy Steel MetalType1 : Aluminum MetalType2 : Alloy Steel ModelNumber : TN0440-08-3 NumberOfItems : 25 NumberOfPieces : 25 PartNumber : TN0440-08-3 ProductDescription : T-NUT 4-40 X 1/4" LENGTH, 3 PRONG, ZINC PLATED STEEL, PRESS-IN THREADED INSERT FOR WOOD OR PLASTIC. (PACK OF 25) ProductSiteLaunchDate : 2018-10-01T07:00:00.000Z Size : Other UnitCount : 1 UnspscCode : 31161700