Specification Brand : XMEYE BulletPoint1 : Rectangular Structure: The rectangular rod structure is more sturdy and reliable, which provides better clamping force for test dial indicator, and ensures the stability of the measuring tool. BulletPoint2 : Aluminum Alloy: The test dial indicator holder bar is made of excellent aluminum alloy material, which has high strength and good durability, and can maintain stability during long term use. BulletPoint3 : 100mm Connection Rod: The length of the connecting rod is 100mm, which can meet most measurement needs and facilitate precise measurement by users, easy to install and disassemble. BulletPoint4 : 6mm 8mm Hole Diameter: This holder bar is equipped with 2 clamping hole diameters of 6mm and 8mm, which are suitable for different measuring tools, provide a wider range of applicability. BulletPoint5 : Convenient Use: This aluminum alloy extension rod clamp is lightweight and compact, convenient to use and carry, and can help users flexibly use it in various working environments. Color : 0.001mm ExternallyAssignedProductIdentifier : 7666360763561 ItemName : Rectangular Dial Test Indicator Height Gauge Holder Bar 9mm X9mm X100mm & Sleeve Swivel Clamp Indicator Attachment 6mm and 8mm Hole Bracket ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 12 centimeters ItemPackageDimensions_Width : 8 centimeters ItemTypeKeyword : dial-indicators Manufacturer : XMEYE ModelName : Genericridcngap63-11 ModelNumber : XMEYEtvpq357mcs PartNumber : XMEYEtvpq357mcs ProductDescription : Item Type: Dial Test Indicator Bar Material: Aluminum Alloy Connection Rod Length: Approx. 100mm / 3.9in Rod Handle Diameter: Approx. 9 x 9mm / 0.35 x 0.35in Clamping Hole Diameter: Approx. 6mm / 0.24in, 8mm / 0.31in