Specification Brand : Build Pi BulletPoint1 : Industrial Grade Zinc Plated Carbon Steel BulletPoint2 : JIS M6 (6mm) 1.0mm Thread Pitch Knurled Thumb Nut Knob BulletPoint3 : Common on 3d printer beds, machine tools, cabinets, tool boxes, and great for maker projects and things that need adjusted quickly. Works with M6 bolts, studs and screws with a 1.0mm pitch. BulletPoint4 : 20mm over all head diameter 12.5mm total height 12mm shank width BulletPoint5 : Set of 2 ExternallyAssignedProductIdentifier1 : 0723794287548 ExternallyAssignedProductIdentifier2 : 723794287548 ItemName : Set of 2 M6 Zinc Plated Steel Knurled Thumb Knobs ItemPackageDimensions_Height : 0.55 inches ItemPackageDimensions_Length : 3 inches ItemPackageDimensions_Width : 3 inches ItemTypeKeyword : knurled-knobs Manufacturer : Build Pi Material : Zinc Plated Steel MeasurementSystem : Metric ProductDescription : M6 Zinc Plated Steel Knurled Thumb Knobs Industrial Grade Zinc Plated Carbon Steel JIS M6 (6mm) 1.0mm Thread Pitch Knurled Thumb Nut Knob Common on 3d printer beds, machine tools, cabinets, tool boxes, and great for maker projects and things that need adjusted quickly. Works with M6 bolts, studs and screws with a 1.0mm pitch. 20mm over all head diameter 12.5mm total height 12mm shank width Set of 2 ProductSiteLaunchDate : 2018-01-15T08:00:00.000Z UnspscCode : 31161500