Supplied with 2 Pcs x 3 Sided Indexable TNMG16 Tips Design For Internal & External Turning Fits directly on the Cross Slide direct of your Myford Lathe. Can be Adjusted for Various Sizes of Balls. Compact Storage Design, Hardware Included, Lightweight, Locking Wheels, Non-Marring Feet · Wood · Library Ladder · Type 1A - 300 lbs Buying Guide | Ball Turning Attachent For Lathe-Turns Round Convex... Lathe adius Tuning Tool Ball Tune Concave Convex Quick Delivery within 1 Week Maximum. Center Height is 52 - 52.5 mm which is pre-designed and prefixed for Myford Lathe Machines. Can fit to Larger Machines by using Packing to Adjust Center Height * Can turn up-to a 50 mm diameter Metal or Wood Ball. Can turn up-to a 42 mm diameter Metal or Wood Ball. Lathe Spindle Ball Tuning Attachment Fo Lathe-Tuns Ound Convex Metal Lathe Radius Turning Tool