Quick and easy to install.Precision ground and hardened. Completely sealed for maintenance free operation.Maximum rigidity for chatter free performance.Turning and facing tools can be locked together.Suitable for a wide range of operations, from fine precise work to heavy duty cutting.Use for lathe swing 6-12 inch piston Type or wedge type tool posts setsBoring Turning Facing Holder 1 250-101 : Tool bit capacity: 3/16 - 1/2 inchBoring Turning Holder 2 250-102: Tool bit capacity: 3/16 - 1/2 ,Round Boring Bar Shank Diameter: 7/16For use with AXA tool post 250-100 or 250-111. up to 12 inch swingModel: 250-101,250-102Material: high speed steelColor: BlackLathe swing: Up to 12inchSize: 7.6*3.3cmPackage Contents:2* Turning & Facing Tool HolderOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.