Specification Brand : AK Interactive BulletPoint1 : Stainless Steel Construction - Hex rod bar shaft features 304-grade stainless steel with hardness 55HRC, resisting oxidation and abrasion for long-term robotics applications. Ideal for demanding industrial environments. BulletPoint2 : Multi-Purpose Shaft Design - Combines 8mm circular shaft with 7mm hex plane spacing in one unit, delivering rotational stability and force transmission for robotic arms and CNC equipment. BulletPoint3 : Customizable Length Options - Multiple standard lengths available (50mm/100mm/150mm) with smooth-cut ends for DIY sizing. Compatible with cutting tools for exact cutting (protective eyewear recommended). BulletPoint4 : Universal Robot Compatibility - Hex rod bar shaft seamlessly integrates with 7mm hexagonal holes in robotic actuators, 3D printers, and lathe equipment. Includes 10pc set for multi-joint systems. BulletPoint5 : Commercial-Grade Performance - Tested to withstand 2000+ RPM continuous use without deformation. Passed 72hr salt spray test for workshop/lab environments. Color : Assorted Color Department : unisex-adult EducationalObjective : Team Building Skills ExternallyAssignedProductIdentifier : 8435568313569 IncludedComponents : shafts ItemDisplayDimensions_Height : 0.2 inches ItemDisplayDimensions_Length : 2.05 inches ItemDisplayDimensions_Width : 0.2 inches ItemDisplayWeight : 0.1 pounds ItemName : AK Interactive Styrene Angle - 4 x 4 x 350mm ItemPackageDimensions_Height : 4.2 centimeters ItemPackageDimensions_Length : 35 centimeters ItemPackageDimensions_Width : 12 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : steel-angles Manufacturer : AK-Interactive ManufacturerMinimumAge : 12 Material : Metal ModelName : REXVTNScx8ek2poym-13 ModelNumber : 234999 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : 234999 Pattern : Solid ProductDescription : Angle – 3 units