Check the listing for details. Knife Grinder Holder U2 Universal Grinding Machine Multifunctional Sharpener. Color: Green, Condition: New. Listed at 138.03 USD. Application It is suitable for fine adjustment screws with a diameter of 1 in and is suitable for U2 universal grinding machine. It can be used in workshops, lathes, and factories. Specifications Color: Green Style: Modern Material: Cast Iron Process: Painting Assembly Required: Yes Mount Type: Sharpener Mounting Applicable Sharpener Model: U2 Gross Weight: 5.2kg/11.46 lbs Net Weight: 4.94kg/10.89 lbs Mounting Hole Diameter of the Sleeve (Not Included): 2.1cm/0.8in(I.D.), 3.5cm/1.4in(O.D.) Base Length: 6cm/2.4in Middle Part Length: 12cm/4.7in Top Part Length: 19cm/7.5in Product Overall Height: 21cm/8.3in Shaft Hole Diameter: 25mm/1in Package Size: 32*28*21cm/12.6*11.0*8.3 in Package Included 1* Universal Grinding Machine Holder All Accessories for Assembly.