Specification Brand : Thumb Screw Depot BulletPoint1 : ✔ 5/16"-18 x 2" ThumbScrew w/Gray Tee Knob BulletPoint2 : ✔ 2 Pack ✔ Proudly Built In USA BulletPoint3 : ✔ Corrosion Resistant Stainless Steel ✔ Reusable BulletPoint4 : ✔ No Tools Required ✔ Durable Plastic Knob BulletPoint5 : ✔ Thumb Screw Depot Hassle Free Lifetime Warranty Color : Grey DriveSystem : Thumb ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier1 : 726667271132 ExternallyAssignedProductIdentifier2 : 0726667271132 GradeRating : 18-8 IncludedComponents : Screw ItemName : 5/16"-18 x 2" Thumb Screw Stainless Steel - Gray Tee Wing Plastic Knob - Standard/Coarse Thread Thumbscrew - Length: 2.000" - Proudly Built in USA - Package of (2) ItemPackageDimensions_Height : 0.7 inches ItemPackageDimensions_Length : 5 inches ItemPackageDimensions_Width : 3 inches ItemPackageQuantity : 1 ItemTypeKeyword : thumb-screws Manufacturer : Thumb Screw Depot Material : Stainless Steel Material1 : Stainless Steel Material2 : Acetal MeasurementSystem : Imperial MetalType : Stainless Steel ModelNumber : HDS-1420-RO-BK NumberOfItems : 2 NumberOfPieces : 5 PartNumber : TSD-516.18-2000-TEE-G ProductDescription : HDsmallPARTS/LocEzy, Rosette Clamping Knob, ¼”-20 Threads. Quantity 4pc's. These larger knobs are for added leverage aiding in the tightening and untightening of the Clamping Thumb Screw. Sometimes you need just a little more holding power with the ease of the Clamping Thumb Screw. “A” = 1-1/2”. “B” = 1/2”. “L” = Length of Threads Only - 5/8” Long Threads. Thread Material is Stainless Steel - anti-rust and anti-corrosion. Strong and durable. Smoother Threading action than Zink Coated Bolts. (Anodized Black Alloy will rust) Manufactured and Shipped from the USA. Order Before 2:00 pm EST to ship the same day. Comes in 2”, 1-1/2”, 1”, 7/8”, 3/4”, 5/8”, 1/2”, 3/8”. If you don’t see a size Clamping Thumb Screw needed, inquire through the Amazon contact seller page and I will do my best to put together what you need and list it. ProductSiteLaunchDate : 2021-05-01T12:00:00.000Z Size : 5/16"-18 x 2" Style : Rosette SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 2 UnspscCode : 31161500