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 : Fantastic Function: Used to act as a mill tool. Works extremely well and has a long service life BulletPoint4 : Easy Installation: Easy to use and operate with no installation instructions BulletPoint5 : Package Included: 1pc12 Hole Clutch Bracket ItemName : Lirun Feed Handle Seat Bush Clutch Milling Machine 12 Hole Holder Bracket For CNC Mill Bridgeport 1pc High Quality Material Black ItemPackageDimensions_Height : 4 millimeters ItemPackageDimensions_Length : 4 millimeters ItemPackageDimensions_Width : 4 millimeters ItemTypeKeyword : power-milling-machines Manufacturer : Three T PartNumber : LRUS62GS6006_GZ ProductDescription : Fitment: 0