Features 1、Suitable for U drill, center drill, inner diameter cutter rod, straight shank cutter and so on. 2、D25 is applicable to SBHA20-25 and SBHA25-25. 3、High quality steel 40Cr material, high hardness, high strength, not easy to break. 4、Can improve the rigidity of the tool and extend the life of the blade. 5、Convenient clamping, automatic centering, the height of center is more accurate center. Specification Condition: 100% Brand New Item Type: CNC Lathe Tool Holder Bushing Material: High Quality Steel 40Cr D40 Applicable Tool Holder: SBHA20-25 SBHA25-25 Optional Model: D25-9, D25-10, D25-11, D25-12 D25-9: Handle Diameter (Outer Hole Diameter): Approx. 25mm / 1in Inner Hole Diameter: Approx. 9mm / 0.35in D25-10: Handle Diameter (Outer Hole Diameter): Approx. 25mm / 1in Inner Hole Diameter: Approx. 10mm / 0.39in D25-11: Handle Diameter (Outer Hole Diameter): Approx. 25mm / 1in Inner Hole Diameter: Approx. 11mm / 0.43in D25-12: Handle Diameter (Outer Hole Diameter): Approx. 25mm / 1in Inner Hole Diameter: Approx. 12mm / 0.47in Package List 1 x Tool Holder Bushing