... : Rolled grade or grounded grade is availableType of Nuts: SFU, SFT, SFE, DFU, DFI etc.Size of screw shaft: 1204, 1205,1605, 1610 ... : Rolled grade or grounded grade is availableType of Nuts: SFU, SFT, SFE, DFU, DFI etc.Size of screw shaft: 1204, 1205,1605, 1610 ... : Rolled grade or grounded grade is availableType of Nuts: SFU, SFT, SFE, DFU, DFI etc.Size of screw shaft: 1204, 1205,1605, 1610 ...