Specification Brand : PENCK BulletPoint1 : 304 stainless steel butterfly style hose clamp with a 12mm band - suitable for many high corrosive environments. BulletPoint2 : Butterfly screw - No need screwdriwer to tighten the clamp. The screw housing is a mechanical locking system which improves effective tightening and helps early sealing even at low torque values. BulletPoint3 : These butterfly hose clamps make for quick and each attachment of ducting to collar fittings. BulletPoint4 : Just turn the tab to desired fit and rest assured the clamp will not stretch or slide off. BulletPoint5 : The clamps are stamped and smooth on the inside with rolled edges to protect the hose from any damage. They have a wide application in many industries including: Agriculture, Construction, Military, Aircraft, Automotive, General Industrial Applications. Color : 194mm-216mm ConnectorType : Coupling ExteriorFinish : Alloy Steel ExternallyAssignedProductIdentifier1 : 0615150929363 ExternallyAssignedProductIdentifier2 : 615150929363 ExternallyAssignedProductIdentifier3 : 00012949620065 ExternallyAssignedProductIdentifier4 : 0648044843315 ExternallyAssignedProductIdentifier5 : 00648044843315 IncludedComponents : Hose Clamp ItemDisplayWeight : 1 pounds ItemName : Butterfly Hose Clamp for 8 Inch ID Hose, Penck 304 Stainless Steel Worm Gear Hose Clamp, Worm Drive Clamp for Plumbing, Mechanical Applications Size Range(7.6-8.5 Inch), Pack of 6 ItemPackageDimensions_Height : 24.7 centimeters ItemPackageDimensions_Length : 9.2 centimeters ItemPackageDimensions_Width : 23.9 centimeters ItemPackageQuantity : 1 ItemShape : coupling ItemTypeKeyword : worm-gear-hose-clamps Manufacturer : Penck Material : Stainless Steel ModelName : SAE Size 6 ModelNumber : 65777API NumberOfItems : 1 NumberOfPieces : 110 PackageLevel : unit PartNumber : G1XQJJ909960 ProductDescription : 1. Butterfly hose clamps make for quick and each attachment of ducting to collar fittings. 2. Made from quality 304 stainless steel, this hose clamps uses a butterfly style tightening tab. 3. No screwdriver or tightening tool required. 4.Just turn the tab to desired fit and rest assured the clamp will not stretch or slide off. 5. Unique butterfly shaped screw head easily twists for hand tightening without tools.