Specification Brand : Three T BulletPoint1 : Measurement: Inner Hole Diameter :16mm ; Outer Diameter:45mm BulletPoint2 : Excellent Material: The feed handle is made from high quality materials, quality assurance. Sturdy and long service life BulletPoint3 : Great Function: Used to act as a mill tool. Works extremely well and has a long service life BulletPoint4 : Easy to install: Easy to use and operate with no installation instructions BulletPoint5 : Package Included: 1pc12 Hole Clutch Bracket ItemName : Cnthan7 Feed Handle Seat Bush Clutch CNC Mill Bridgeport 12 Hole Holder Bracket Milling Machine Black High Quality Material 1pc ItemPackageDimensions_Height : 4 millimeters ItemPackageDimensions_Length : 4 millimeters ItemPackageDimensions_Width : 4 millimeters ItemTypeKeyword : power-milling-machines Manufacturer : Three T PartNumber : CN00762GS6006_GZ ProductDescription : Fitment: 0