![Allied Machine and Engineering SLVHY-04M-20M Hydraulic Chuck Sleeves; Inside Diameter (Decimal Inch): 0.1575 ; Inside Diameter (mm): 4.0000 ; Outside Diameter (Decimal Inch - 4 Decimals): 20.0000 ; Outside Diameter (Inch): 0.7874 ; Head Diameter (Dec Allied Machine and Engineering SLVHY-04M-20M Hydraulic Chuck Sleeves; Inside Diameter (Decimal Inch): 0.1575 ; Inside Diameter (mm): 4.0000 ; Outside Diameter (Decimal Inch - 4 Decimals): 20.0000 ; Outside Diameter (Inch): 0.7874 ; Head Diameter (Dec](https://cdn11.bigcommerce.com/s-rerso7mgzy/images/stencil/640x640/products/2834394/2988234/7401029-21__46874.1719278811.jpg?c=1)
Allied Machine and Engineering SLVHY-04M-20M Hydraulic Chuck Sleeves; Inside Diameter (Decimal Inch): 0.1575 ; Inside Diameter (mm): 4.0000 ; Outside Diameter (Decimal Inch - 4 Decimals): 20.0000 ; Outside Diameter (Inch): 0.7874 ; Head Diameter (Dec