Shopping Cart

Your cart is empty.

Your cart is empty.

8mm to 6.35mm Shaft Coupling 25mm Length 18mm Diameter Stepper Motor Coupler Aluminum Alloy Joint Connector for 3D Printer CNC Machine DIY Encoder(Pack of 4

Free shipping on orders over $29.99

$10.49

$ 4 .99 $4.99

In Stock

About this item

  • Shaft Usage: 8mm to 6.35mm / 0.31 to 0.25 inch
  • Material: Aluminum alloy; Size: 25x18mm/ 0.98x0.71 inch( L*D)
  • Feature: Set screws (Coiling Clamping); Main Color: Silver tone
  • Flexibility of coupling shaft removes stress between the motor and driving components.
  • The shaft couplers are widely applied to small CNC machines encoding and 3D printers Z shaft coupling, simplifies the debugging difficulty.


Description: 8mm to 6.35mm shaft usage diameter, 25mm length, 18mm diameter, set screw type, beam coupling. Zero backlash. One-piece metallic spring coupling. For little torque shaft connect. Absorption of parallel, angular misalignments and shaft end-play by spring action. Widely used in drive systems for encoders, instrumentation,lead screws, small pumps, feed rollers and anywhere light to medium duty, torsionally flexible coupling is required. Specification: Feature: Set screw type (coiling clamping) Shaft Usage: 8mm to 6.35mm Size: 25x18mm/ 0.98x0.71inch( L*D) Material: Aluminum alloy Main Color: Silver tone Weight: 60g Package Content: 4 x Shaft coupling


Taylor Scheer
Reviewed in the United States on February 9, 2024
All of these generic couplers have runout between the two bores, but are better than most. Three of them were very close to concentric, and one of them is what I typically expect, overall very happy with them.
Recommended Products