Specification Brand : Xolsurg BulletPoint1 : Common Accessories: The hex coupling nut is one of the very commonly used coupling accessories with a wide variety of uses and functions. BulletPoint2 : Hex Coupling Nuts: The set contains 5PCS M12 thread connecting nuts with a length of 30mm, which are very practical fasteners. BulletPoint3 : Stainless Steel Material: The hex connection nut is made of 304 stainless steel, which has excellent , and durability for long term use. BulletPoint4 : 6 Sides: The hex coupling nut is hexagonal in shape with 6 sides, providing good angular granularity for tool approach. BulletPoint5 : Easy Installation: When used with a threaded rod, the coupling nut connects the two piece threaded rod together from opposite ends and acts as a fastener. ItemName : Xolsurg 5PCS Hex Connection Nut M12 X 1.75 19 L30mm Stainless Steel Proof 6 Sides Long Rod Nut for Installation ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 5 centimeters ItemTypeKeyword : coupling-nuts Manufacturer : Xolsurg ModelNumber : Xolsurg0xodei9mcy NumberOfItems : 1 PartNumber : Xolsurg0xodei9mcy ProductDescription : Item Type: Hex Connection Nut Material: Stainless steel Color: Silver Specification: M12 x 1.75 19 L30mm Use: Suitable for bolts, studs, machine screws, threaded rods, etc., for indoor and outdoor use