ITEM NAME:Accurate Mini Tool Post Holder Boring Milling Inserts Description: Quick and easy to install, securely holds 0.2-0.5inch square diameter tool bits. Precision ground and hardened. completely sealed for maintenance free operation. Maximum rigidity for chatter free performance.Turning and facing tools can be locked together. Tool holder with adjustment screw nut, adjust the height of tool, shorten the loading time. Suitable for a wide range of operations, from fine precise work to heavy duty cutting. Specification: Material:High speed steel Size:38 x 11.5mm / 1.8 x 0.5inch Model: 250-101 Color:Black Package Includes: 1 Piece Lathe Turning Tool Post Holder SKU: DMO0011773859032877.Suitable for a wide range of operations, from fine precise work to heavy duty cutting. SKU: DMO0011773859032877. Precision ground and hardened.