Specification Brand : Vlier BulletPoint : Please select the model you need to buy BulletPoint1 : Size - M6 thread size, thread length: 12.5mm / 0.49 inches, pin diameter: 3mm / 0.12 inches. Small and lightweight for easy carry with you. BulletPoint2 : Material - The spring pin is made of stainless steel, which is rust-proof, corrosion-resistant, heat-resistant, and durable. BulletPoint3 : Feature - The spring plunger with a knurled handle for manual expansion and contraction. And equipped with nuts to lock in various mechanical equipment. BulletPoint4 : Application - A telescopic lock pin is an indispensable accessory in the machinery industry, which can prevent inaccurate positioning and errors in pinhole matching. It is widely used in chassis, cabinets, electrical appliances, automotive, or the positioning and limit structure design of precision instruments such as jigs and fixtures. BulletPoint5 : Instructions - By operating the knob to pull out or insert the pin, you can easily and quickly locate and fix the mechanical elements of the workpiece. Color : Black DriveSystem : Slotted ExteriorFinish : Steel ExternallyAssignedProductIdentifier : 3678074143557 ItemName : 1/4-20 x .531, End force - 4 lbs., Inch, Stain. Steel Ball, Stain. Steel Body, Standard, Ball Plunger (1 Each) ItemPackageDimensions_Height : 0.51 inches ItemPackageDimensions_Length : 5.51 inches ItemPackageDimensions_Width : 3.94 inches ItemPackageQuantity : 1 ItemTypeKeyword : ball-nose-spring-plunger Manufacturer : Reid Supply Company Material : Stainless Steel MeasurementSystem : Imperial MetalType : Alloy Steel ModelNumber : THXW NumberOfItems : 1 NumberOfPieces : 1 PartNumber : SSBL54 PinType : Locating ProductDescription : Ball - Spring Loaded Devices - Pins & Plungers Type: Threaded w/o Locking Element Thread Size: 1/4-20 Ball Diameter: 0.1250 In. Maximum Ball Reach: 0.035 In. Length: 0.531 In. ProductSiteLaunchDate : 2009-07-29T13:18:02-00:00 Size : 1/4"-20 SpecialSizeType : 1/4-20 StreetDate : 2017-03-02T00:00:01Z Style : Manual SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1