ITEM NAME:4 Pieces Bench Grinder Saw Blade Adapter Connecting Rod Shaft 5/8/10/12mm Description: Angle grinder accessories Great helper for your productivity Can be used for motor which shaft is 5/8/10/12mm Flexibility of coupling shaft removes stress between the motor and driving components This electric drill grinder connecting rod is suitable for cutting disc, saw , polishing which inner diameter Specification: Material: Tungsten Steel Size: 42 x 16mm / 1.65 x 0.63inch Tail Hole Diameter: 5mm / 0.2inch 8mm / 0.31inch 10mm / 0.39inch 12mm / 0.47inch Fit Saw : 10mm / 0.39inch Aperture Diameter Saw Package Includes: 1 Piece Connector 5mm 1 Piece Connector 8mm 1 Piece Connector 10mm 1 Piece Connector 12mm Note: The color may be different for different display, pls understand Pls allow 1-3mm error due to hand tste, thank you SKU: DMO0014342519454314.Angle grinder accessories. Can be used for motor which shaft is 5/8/10/12mm. 1 Piece Connector 12mm. Flexibility of coupling shaft removes stress between the motor and driving components. Material: Tungsten Steel.