Specification Brand : Yuecoom BulletPoint1 : Extended Reach: Dial test indicator extension rod has a length of 300mm, catering to a wide range of measurement requirements. Its extended length ensures users can achieve precise and accurate measurements with ease. BulletPoint2 : Sturdy Rectangular Structure: Dial indicator extension rod designed with a robust rectangular rod structure, provides superior clamping force. It ensures the quick and secure fixing of the dial indicator, maintaining the stability of the measuring tool for reliable results. BulletPoint3 : High-Quality Aluminum Alloy: Made from premium aluminum alloy, the dial indicator holder bar offers high strength and excellent durability. This ensures long-term stability and consistent performance, making it a reliable tool for extended use. BulletPoint4 : Versatile Clamping Holes: Featuring 6mm and 8mm clamping holes, the dial gauge clamp Holder accommodates measuring tools of various diameters. This versatility provides a broader range of applicability, making it suitable for different measurement tasks. BulletPoint5 : Portable and Convenient: The lightweight and compact design of aluminum alloy extension rod clamp make it easy to carry and use. Its user-friendly nature allows for flexible application in various working environments, enhancing overall efficiency and convenience. ItemName : Dial Test Indicator, Rectangular Height Gauge Swivel Post Holder Bar, Dial Indicator Extension Rod Clamp Attachment 9x9x300mm ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 35 centimeters ItemPackageDimensions_Width : 6 centimeters ItemTypeKeyword : dial-indicators Manufacturer : Yuecoom ModelNumber : Yuecoomczye6usxm7 PartNumber : Yuecoomczye6usxm7 ProductDescription : Item Type: Dial Indicator Rod Clamp Material: Aluminum Alloy Connection Rod Length: Approx. 300mm / 11.8in Rod Handle Diameter: Approx. 9 x 9mm / 0.35 x 0.35in Clamping Hole Diameter: Approx. 6mm / 0.24in, 8mm / 0.31in