3mm 4mm 5mm Saw shaft coupler chuck blade

OTGO 5mm Axle Motor Shaft Coupler Sleeve Saw Blade Coupling Chuck Adapter,Steel

Features:
Flexibility of coupling shaft removes stress between the motor and driving components.
It can play a role in the unexpected.
Great helper for your productivity.

Specification:
Match for Motor shaft Diameter: 5mm
Material: Metal;
Connected Rod Diamter: 8mm(0.31in);Connected Rod Length: 53mm(2.09in)(Approx)
Suitable for 16mm bore saw blade or grinding wheel. connecting 8mm shaft.
Color: As pictures shown.
Quantity: 1 set
Material: Steel;
Match Saw Blade Inner Hole: 6mm (M6)