Steel Flange Rigid Shaft Coupling Coupler Collar Motor Joint Connector 3mm-12mm Product Description: Type: Flange Coupling Material: 45# steel Surface treatment: electroplating Inner diameter: 3mm, 3.17mm, 4mm, 5mm, 6mm, 6.35mm, 7mm, 8mm, 10mm, 11mm, 12mm Color: as shown in the picture Features: high precision, beautiful appearance, high strength, it is one of the good accessories for model production. Purpose: flange coupling is a special coupling, which can fix a shaft to a plane and easily install other accessories on the shaft. Tip: This product does not contain wrenches, which need to be purchased separately.
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